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YOKOYAMA Izumi  横山 泉

Researcher Number 30712236
Other IDs
  • ORCIDhttps://orcid.org/0000-0003-4661-2670
Affiliation (Current) 2025: 一橋大学, 国際・公共政策大学院, 教授
Affiliation (based on the past Project Information) *help 2022 – 2024: 一橋大学, 国際・公共政策大学院, 教授
2018 – 2022: 一橋大学, 国際・公共政策大学院, 准教授
2016 – 2017: 一橋大学, 大学院経済学研究科, 講師
2013 – 2017: 一橋大学, 国際・公共政策大学院, 講師
Review Section/Research Field
Principal Investigator
Basic Section 07050:Public economics and labor economics-related / Public finance/Public economy / Economic policy
Except Principal Investigator
Public finance/Public economy / Medium-sized Section 7:Economics, business administration, and related fields
Keywords
Principal Investigator
賃金硬直性 / COVID-19 / ロックダウン / 地理的RDD / パンデミック / 地理的感染拡大抑止政策 / 給与 / インセンティブ体系 / 労働生産性 / 不況期の格差 … More / コロナ禍での雇用 / コロナ禍での賃金 / コロナ禍での雇用動向 / コロナ禍による賃金動向 / 不況時の賃金格差 / コロナ禍の雇用動向 / コロナ禍の賃金動向 / 1997年の雇用慣行の変化 / 不況期の賃金格差 / 景気への賃金感応度 / 労働供給決定 / 女性の働き方改革 / 女性の年収分布 / 所得分布 / 女性の労働供給 / 配偶者特別控除 / 配偶者控除 … More
Except Principal Investigator
労働経済学 / ミクロ実証経済学 / 為替レート変動 / 賃金調整 / 雇用調整 / 派遣労働 / パート労働 / 非典型的雇用契約 / 典型的雇用契約 / 雇用契約 / 医療経済学 / アセトアルデヒド分解酵素 / 労働生産性 / 飲酒 / 労働市場仲介者 / 雇用主の市場支配力 / 市場支配力 / 労働市場 / 買い手支配力 Less
  • Research Projects

    (7 results)
  • Research Products

    (112 results)
  • Co-Researchers

    (8 People)
  •  Optimal Geographical Infection Control Policies: Lessons Learned From The Experience of COVID-19Principal Investigator

    • Principal Investigator
      横山 泉
    • Project Period (FY)
      2024 – 2028
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 07050:Public economics and labor economics-related
    • Research Institution
      Hitotsubashi University
  •  Empirical analysis on the labor adjustments to uncertainty and policy intervention

    • Principal Investigator
      Daiji Kawaguchi
    • Project Period (FY)
      2019 – 2021
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 7:Economics, business administration, and related fields
    • Research Institution
      The University of Tokyo
  •  近年の賃金伸び悩み現象に見るインセンティブ体系としての賃金Principal Investigator

    • Principal Investigator
      横山 泉
    • Project Period (FY)
      2018 – 2024
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 07050:Public economics and labor economics-related
    • Research Institution
      Hitotsubashi University
  •  Market power in the labor market

    • Principal Investigator
      Kawaguchi Daiji
    • Project Period (FY)
      2016 – 2018
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Public finance/Public economy
    • Research Institution
      The University of Tokyo
  •  The effect of alcohol intake on income and academic performance

    • Principal Investigator
      KAWAGUCHI Daiji
    • Project Period (FY)
      2016 – 2017
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Public finance/Public economy
    • Research Institution
      The University of Tokyo
  •  The Impact of Spousal Exemption on Labor Supply of Married WomenPrincipal Investigator

    • Principal Investigator
      Yokoyama Izumi
    • Project Period (FY)
      2015 – 2017
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Public finance/Public economy
    • Research Institution
      Hitotsubashi University
  •  Theoretical and Empirical Analyses of Wage Rigidity During RecessionPrincipal Investigator

    • Principal Investigator
      YOKOYAMA Izumi
    • Project Period (FY)
      2013 – 2014
    • Research Category
      Grant-in-Aid for Research Activity Start-up
    • Research Field
      Economic policy
    • Research Institution
      Hitotsubashi University

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 Other

All Journal Article Presentation Book

  • [Book] 30代の働く地図2018

    • Author(s)
      玄田有史編(横山泉/佐藤博樹/村上陽子/中村天江/大嶋寧子/川上淳之/桑村裕美子/佐野晋平/高橋陽子/田中聡一郎/勇上和史)
    • Total Pages
      368
    • Publisher
      岩波書店
    • ISBN
      9784000612968
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Book] 「第7章 働く力を高めるために―足りない何かを補う」『30代の働く地図』2018

    • Author(s)
      横山泉(玄田 有史編)
    • Total Pages
      368
    • Publisher
      岩波書店
    • ISBN
      9784000612968
    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Book] 『30代の働く地図』2018

    • Author(s)
      玄田有史,佐藤博樹,村上陽子,中村天江,大嶋寧子,川上淳之,桑村裕美子,佐野晋平,高橋陽子,田中聡一郎,勇上和史,横山泉
    • Publisher
      岩波書店
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Book] The Sage Handbook of Japanese Studies2014

    • Author(s)
      Michael D. Fetters, Jonathan E. Rodnick, and Izumi Yokoyama
    • Publisher
      SAGE Publications
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Book] The SAGE Handbook of Modern Japanese Studies2014

    • Author(s)
      Izumi Yokoyama
    • Total Pages
      672
    • Publisher
      SAGE Publications Ltd.
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Journal Article] How Serious Was It? The Impact of Preschool Closure on Mothers' Psychological Distress: Evidence from the First COVID-19 Outbreak2024

    • Author(s)
      Izumi Yokoyama and Reo Takaku
    • Journal Title

      Japanese Economic Review, forthcoming

      Volume: ー

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] 【鼎談】格差はどこから生まれるのか? 身近な社会問題から考える2024

    • Author(s)
      横山泉 鳥谷部貴大 山重慎二
    • Journal Title

      経済セミナー2024年4・5月号

      Volume: 737 Pages: 5-26

    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] s Asian Flushing Syndrome a Disadvantage in the Labor Market?2023

    • Author(s)
      Daiji Kawaguchi, Jungmin Lee, Ming-Jen Lin, and Izumi Yokoyama
    • Journal Title

      forthcoming in Health Economics.

      Volume: 無

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19H00589
  • [Journal Article] Is Asian Flushing Syndrome a Disadvantage in the Labor Market?"2023

    • Author(s)
      Daiji Kawaguchi, Jungmin Lee, Ming-Jen Lin, and Izumi Yokoyama
    • Journal Title

      Health Economics

      Volume: ー Issue: 7 Pages: 1478-1503

    • DOI

      10.1002/hec.4675

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K12793, KAKENHI-PROJECT-20K20511, KAKENHI-PROJECT-23K17285, KAKENHI-PROJECT-20H00072
  • [Journal Article] Better social drinkers don’t earn more2023

    • Author(s)
      Daiji Kawaguchi, Jungmin Lee, Ming-Jen Lin, and Izumi Yokoyama
    • Journal Title

      Press Release (The University of Tokyo)

      Volume: ー

    • Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] 「飲みニケーションができても稼げる訳ではない」『経済学者が読み解く現代社会のリアル』2023

    • Author(s)
      横山泉
    • Journal Title

      週刊東洋経済

      Volume: ー

    • Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] How Do Firms Attain Internal and External Flexibility of Employment?2023

    • Author(s)
      Taiyo Fukai, Daiji Kawaguchi, Ayako Kondo, and Izumi Yokoyama
    • Journal Title

      RIETI Discussion Paper Series

      Volume: 23-E-089 Pages: 1-38

    • Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] Better social drinkers don't earn more2023

    • Author(s)
      Daiji Kawaguchi, Jungmin Lee, Ming-Jen Lin, and Izumi Yokoyama
    • Journal Title

      Press Release (The University of Tokyo)

      Volume: ー

    • Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] SARS-CoV-2 suppression and early closure of bars and restaurants: a longitudinal natural experiment,"2022

    • Author(s)
      Reo Takaku, Izumi Yokoyama, Takahiro Tabuchi, Masaki Oguni, Takeo Fujiwara
    • Journal Title

      Scientific Reports

      Volume: 12(12623) Issue: 1

    • DOI

      10.1038/s41598-022-16428-4

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] The Unexpected Side Effects of Lockdowns on Those "Barely" Inside and Outside of Lockdown Areas2022

    • Author(s)
      Izumi Yokoyama,Reo Takaku, Takahiro Tabuchi, Takeo Fujiwara
    • Journal Title

      R&R in Oxford Bulletin of Economics and Statistics

      Volume: ー

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] 要請、生産性波及には限界も 賃上げへの課題2022

    • Author(s)
      横山泉
    • Journal Title

      日本経済新聞「経済教室」2月17日

      Volume: ー

    • Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] The Financial Health of "Swing Hospitals" during the First COVID-19 Outbreak2022

    • Author(s)
      Reo Takaku and Izumi Yokoyama
    • Journal Title

      Journal of the Japanese and International Economies

      Volume: 65(101218) Pages: 101218-101218

    • DOI

      10.1016/j.jjie.2022.101218

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] Financial Meltdown in "Swing Hospitals" during the COVID-19 Outbreak (Revise & Resubmit)2022

    • Author(s)
      Reo Takaku, Izumi Yokoyama
    • Journal Title

      Journal of The Japanese and International Economies

      Volume: ―

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] 要請、生産性波及には限界も 賃上げへの課題2022

    • Author(s)
      横山泉
    • Journal Title

      日本経済新聞

      Volume: ―

    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] 子どもの健康にも影響 2020年一斉休校の教訓2021

    • Author(s)
      横山泉
    • Journal Title

      東洋経済新報社

      Volume: 132 Pages: 80-81

    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] The Unexpected Side Effects of Lockdowns on Those "Barely" Inside and Outside of Lockdown Areas (Revise & Resubmit)2021

    • Author(s)
      Izumi Yokoyama, Reo Takaku, Takahiro Tabuchi, and Takeo Fujiwara
    • Journal Title

      the Oxford Bulletin of Economics & Statistics

      Volume: ―

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] What the COVID-19 school closure left in its wake: Evidence from a regression discontinuity analysis in Japan2021

    • Author(s)
      Reo Takaku and Izumi Yokoyama
    • Journal Title

      Journal of Public Economics

      Volume: 195 Pages: 104364-104364

    • DOI

      10.1016/j.jpubeco.2020.104364

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] Employment adjustments of regular and non-regular workers to exogenous shocks: Evidence from exchange-rate fluctuation2021

    • Author(s)
      Izumi Yokoyama, Kazuhito Higa, and Daiji Kawaguchi
    • Journal Title

      ILR Review

      Volume: 74 Pages: 470-510

    • Data Source
      KAKENHI-PROJECT-19H00589
  • [Journal Article] How Serious Was It? The Impact of Preschool Closure on Mothers' Psychological Distress: Evidence from the First COVID-19 Outbreak2020

    • Author(s)
      Izumi Yokoyama and Reo Takaku
    • Journal Title

      SSRN Electronic Journal

      Volume: ―

    • DOI

      10.2139/ssrn.3756638

    • Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] Adjustments of regular and non-regular workers to exogenous shocks: Evidence from exchange-rate fluctuation2020

    • Author(s)
      Izumi Yokoyama, Kazuhito Higa and Daiji Kawaguchi
    • Journal Title

      Industrial and Labor Relations Review

      Volume: in press Issue: 2 Pages: 470-510

    • DOI

      10.1177/0019793919887961

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K21687, KAKENHI-PROJECT-19H00589, KAKENHI-PROJECT-16KK0073, KAKENHI-PROJECT-15H05692, KAKENHI-PROJECT-16K21743, KAKENHI-PROJECT-20K20511, KAKENHI-PROJECT-18K12793, KAKENHI-PROJECT-20KK0032, KAKENHI-PROJECT-18H03632, KAKENHI-PROJECT-20H00072
  • [Journal Article] Endogenous Decisions on Acceptable Worker-Job Mismatch Level and the Impact on Workers’ Performance2020

    • Author(s)
      Izumi Yokoyama, Takuya Obara, Kazuma Edamura, Arisa Shichijo, and Tomohiko Inui
    • Journal Title

      SSRN Electronic Journal

      Volume: ― Pages: 1-30

    • DOI

      10.2139/ssrn.3695573

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793, KAKENHI-PROJECT-16H06322
  • [Journal Article] What School Closure Left in Its Wake: Contrasting Evidence Between Parents and Children from the First COVID-19 Outbreak2020

    • Author(s)
      Reo Takaku and Izumi Yokoyama
    • Journal Title

      SSRN Electronic Journal

      Volume: ―

    • DOI

      10.2139/ssrn.3693484

    • Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] Is Asian Flushing Syndrome a Disadvantage in the Labor Market?2020

    • Author(s)
      Daiji Kawaguchi,Jungmin Lee,Ming-Jen Lin,and Izumi Yokoyama
    • Journal Title

      Center for Research and Education in Program Evaluation (CREPE) Discussion Paper

      Volume: 78

    • Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] 認知能力・非認知能力スコアを用いた人材活用2019

    • Author(s)
      乾 友彦・児玉 直美・園田 友樹・横山 泉・内藤 淳・仁田 光彦
    • Journal Title

      経済分析

      Volume: 199 Pages: 95-121

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] Effects of state-sponsored human capital investment on the selection of training type2019

    • Author(s)
      Izumi Yokoyama, Naomi Kodama, and Yoshio Higuchi
    • Journal Title

      Japan and the World Economy

      Volume: 49 Pages: 40-49

    • DOI

      10.1016/j.japwor.2018.07.003

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K12793, KAKENHI-PROJECT-17H06086, KAKENHI-PROJECT-16H02020, KAKENHI-PROJECT-16H03623, KAKENHI-PROJECT-16H03630, KAKENHI-PROJECT-18H00846
  • [Journal Article] Inequality through wage response to the business cycle? Evidence from the FFL decomposition method2019

    • Author(s)
      Izumi Yokoyama, Naomi Kodama, and Yoshio Higuchi
    • Journal Title

      Journal of the Japanese and International Economies

      Volume: 51 Pages: 87-98

    • DOI

      10.1016/j.jjie.2018.12.002

    • NAID

      210000159789

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K12793, KAKENHI-PROJECT-16H02020, KAKENHI-PROJECT-16H03623, KAKENHI-PROJECT-16H03630, KAKENHI-PROJECT-18H00846, KAKENHI-PROJECT-17H06086
  • [Journal Article] 認知能力・非認知能力スコアを用いた人材活用2019

    • Author(s)
      横山泉, 乾友彦, 児玉直美, 園田友樹, 内藤淳, 仁田光彦
    • Journal Title

      経済分析, 内閣府経済社会総合研究所

      Volume: 119号 Pages: 97-120

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19H00589
  • [Journal Article] Adjustments of regular and non-regular workers to exogenous shocks: Evidence from exchange-rate fluctuation2019

    • Author(s)
      Izumi Yokoyama, Kazuhito Higa, and Daiji Kawaguchi
    • Journal Title

      Industrial and Labor Relations Review

      Volume: 印刷中

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Journal Article] 認知能力・非認知能力スコアを用いた人材活用2019

    • Author(s)
      乾友彦,児玉直美,園田友樹,横山泉,内藤淳,仁田光彦
    • Journal Title

      経済分析

      Volume: 199

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Journal Article] Why the earnings of the middle class declined: evidence from Japan2018

    • Author(s)
      Yokoyama Izumi、Kodama Naomi
    • Journal Title

      Applied Economics Letters

      Volume: 印刷中 Issue: 2 Pages: 1-5

    • DOI

      10.1080/13504851.2018.1441505

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16H02020, KAKENHI-PROJECT-16K13369, KAKENHI-PROJECT-15K20998, KAKENHI-PROJECT-18K12793, KAKENHI-PROJECT-16H03623, KAKENHI-PROJECT-16H03630, KAKENHI-PROJECT-18H00846
  • [Journal Article] Women's labor supply and taxation: -Analysis of the current situation using data-2018

    • Author(s)
      Kodama Naomi、Yokoyama Izumi
    • Journal Title

      Public Policy Review

      Volume: 14-2 Pages: 267-300

    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Journal Article] 「人的資本と賃金の決まり方」2018

    • Author(s)
      横山泉
    • Journal Title

      経済セミナー

      Volume: 6・7月号

    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] 人的資本と賃金の決まり方2018

    • Author(s)
      横山泉
    • Journal Title

      経済セミナー

      Volume: 702 Pages: 21-25

    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Journal Article] “Adjustments of regular and non-regular workers to exogenous shocks: Evidence from exchange rate fluctuation”2018

    • Author(s)
      Izumi Yokoyama, Kazuhito Higa, and Daiji Kawaguchi
    • Journal Title

      Bank of Japan Working Paper Series

      Volume: No.18-E-2 Pages: 1-50

    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] 「人的資本と賃金の決まり方」『賃金の決まり方を経済学で考える』2018

    • Author(s)
      横山泉
    • Journal Title

      日本評論社

      Volume: 702 Pages: 21-25

    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] How the tax reform on the special exemption for spouse affected the work-hour distribution2018

    • Author(s)
      Izumi Yokoyama
    • Journal Title

      Journal of the Japanese and International Economies

      Volume: 49 Pages: 69-84

    • DOI

      10.1016/j.jjie.2018.04.002

    • NAID

      210000164206

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K12793, KAKENHI-PROJECT-16H03630
  • [Journal Article] How the Tax Reform on the Special Exemption for Spouse Affected the Work-Hour Distribution2018

    • Author(s)
      Izumi Yokoyama
    • Journal Title

      Journal of The Japanese and International Economies

      Volume: in press

    • NAID

      210000164206

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] The Labour Market Effects of Increases in Social Insurance Premium: Evidence from Japan2018

    • Author(s)
      Kodama Naomi、Yokoyama Izumi
    • Journal Title

      Oxford Bulletin of Economics and Statistics

      Volume: 印刷中 Issue: 5 Pages: 992-1019

    • DOI

      10.1111/obes.12226

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K13369, KAKENHI-PROJECT-15K20998, KAKENHI-PROJECT-18K12793, KAKENHI-PROJECT-16H02020, KAKENHI-PROJECT-16H03623, KAKENHI-PROJECT-16H03630, KAKENHI-PROJECT-18H00846
  • [Journal Article] Effects of State-sponsored Human Capital Investment on the Selection of Training Type2018

    • Author(s)
      Naomi Kodama, Izumi Yokoyama, and Yoshio Higuchi
    • Journal Title

      RIETI Discussion Paper Series 18-E-029, Research Institute of Economy, Trade and Industry

      Volume: -

    • Open Access
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Journal Article] Women’s labor supply and taxation: -Analysis of the current situation using data-2018

    • Author(s)
      Yokoyama Izumi、Kodama Naomi
    • Journal Title

      Public Policy Review

      Volume: 14-2 Pages: 267-300

    • Data Source
      KAKENHI-PROJECT-16K13369
  • [Journal Article] Effects of State-sponsored Human Capital Investment on the Selection of Training Type2018

    • Author(s)
      Naomi Kodama, Izumi Yokoyama, and Yoshio Higuchi
    • Journal Title

      RIETI Discussion Paper Series

      Volume: 18-E-029

    • Open Access
    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Journal Article] 雇用保険制度と失業行動2017

    • Author(s)
      横山泉、森悠子
    • Journal Title

      統計

      Volume: 7月号 Pages: 26-33

    • Data Source
      KAKENHI-PROJECT-16K13369
  • [Journal Article] Women’s Labor Supply and Taxation: Analysis of the Current Situation Using Data2017

    • Author(s)
      Izumi Yokoyama and Naomi Kodama
    • Journal Title

      Public Policy Review

      Volume: in press

    • Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] 雇用保険制度と失業行動2017

    • Author(s)
      横山泉、森悠子
    • Journal Title

      統計

      Volume: 7月号 Pages: 26-33

    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Journal Article] 景気変動と賃金格差2017

    • Author(s)
      横山泉、児玉直美
    • Journal Title

      経済分析

      Volume: 195 Pages: 34-61

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16K13369
  • [Journal Article] 景気変動と賃金格差2017

    • Author(s)
      横山泉、児玉直美
    • Journal Title

      経済分析

      Volume: 195 Pages: 34-61

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Journal Article] 景気変動と賃金格差2017

    • Author(s)
      児玉直美・横山泉
    • Journal Title

      経済分析

      Volume: 印刷中

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] Optimal combination of wage cuts and layoffs?the unexpected side effect of a performance-based payment system2017

    • Author(s)
      Yokoyama Izumi、Obara Takuya
    • Journal Title

      IZA Journal of Labor Policy

      Volume: 6:14 Issue: 1 Pages: 1-15

    • DOI

      10.1186/s40173-017-0092-2

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-16H03630, KAKENHI-PROJECT-16K13369, KAKENHI-PROJECT-15K20998
  • [Journal Article] Assessing the Effects of Reducing Standard Hours: Regression Discontinuity Evidence from Japan2017

    • Author(s)
      Daiji Kawaguchi, Hisahiro Naito, and Izumi Yokoyama
    • Journal Title

      Journal of the Japanese and International Economies

      Volume: vol.43 Pages: 59-76

    • DOI

      10.1016/j.jjie.2016.12.002

    • NAID

      210000163342

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16H06322, KAKENHI-PROJECT-15H03334, KAKENHI-PROJECT-16H03630, KAKENHI-PROJECT-15K03501, KAKENHI-PROJECT-16K13369, KAKENHI-PROJECT-15K20998, KAKENHI-PROJECT-15H05692, KAKENHI-PROJECT-25245041, KAKENHI-PROJECT-15K03504
  • [Journal Article] 「雇用保険制度と失業行動」『平成29年就業構造基本調査を迎えて』2017

    • Author(s)
      森悠子、横山泉
    • Journal Title

      『統計』

      Volume: 7月号 Pages: 26-33

    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] What Happened to Wage Inequality in Japan during the Last 25 Years? Evidence from the FFL decomposition method2016

    • Author(s)
      Izumi Yokoyama, Naomi Kodama and Yoshio Higuchi
    • Journal Title

      RIETI Discussion Paper Series

      Volume: 16-E-081 Pages: 1-26

    • Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] 女性の労働と税 ―データを用いた現状分析―2016

    • Author(s)
      横山泉・児玉直美
    • Journal Title

      フィナンシャル・レビュー

      Volume: 6月号

    • Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] "Changes in wage inequality and structure of wage determination in Japan"2016

    • Author(s)
      Yoshio Higuchi, Naomi Kodama, and Izumi Yokoyama
    • Journal Title

      VoxEU

      Volume: -

    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] Optimal Combination of Wage Cuts and Layoffs : The Unexpected Side Effect of a Performance-based Payment System2015

    • Author(s)
      Izumi Yokoyama and Takuya Obara
    • Journal Title

      Discussion papers, Graduate School of Economics, Hitotsubashi University

      Volume: 2015-07 Pages: 1-22

    • Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] The Impact of Tax Reform in Japan on the Work-Hour and Income Distributions of Married Women2015

    • Author(s)
      Izumi Yokoyama
    • Journal Title

      Discussion papers, Graduate School of Economics, Hitotsubashi University

      Volume: 2015-02 Pages: 1-55

    • Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] How the 2003 Social Insurance Premium Reform Affects Firm Behavior2015

    • Author(s)
      Naomi Kodama and Izumi Yokoyama
    • Journal Title

      一橋大学経済研究所 世代間問題研究機構ディスカッションペーパー

      Volume: 650号 Pages: 1-31

    • Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] The Impact of Tax Reform in Japan on the Work-Hour and Income Distributions of Married Women2015

    • Author(s)
      Izumi Yokoyama
    • Journal Title

      Discussion papers, Hitotsubashi University

      Volume: 2015-02 Pages: 1-55

    • Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Journal Article] 似て非なるもの <企業内マネジメントの局面>年功賃金の解釈:人的資本と後払い賃金2015

    • Author(s)
      横山泉
    • Journal Title

      日本労働研究雑誌

      Volume: No.657 Pages: 34-35

    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] The Effect of Exchange Rate Fluctuations on Employment in a Segmented Labor Market2015

    • Author(s)
      Izumi Yokoyama, Kazuhito Higa, and Daiji Kawaguchi
    • Journal Title

      RIETI Discussion Paper Series

      Volume: 15-E-139 Pages: 1-34

    • Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Journal Article] Developing Trusting Relationships Through Communicaion2015

    • Author(s)
      Izumi Yokoyama
    • Journal Title

      Discussion papers, Hitotsubashi University

      Volume: 2015-03 Pages: 1-27

    • Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Journal Article] Why do wages become more rigid during a recession than during a boom?2014

    • Author(s)
      Izumi Yokoyama
    • Journal Title

      IZA Journal of Labor Economics

      Volume: 3:6 Pages: 1-23

    • Peer Reviewed / Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] “The Unexpected Side Effects of Lockdowns on Those "Barely" Inside and Outside of Lockdown Areas”2023

    • Author(s)
      Izumi Yokoyama
    • Organizer
      The 8th Regular `Rokko’ Forum at Kobe University
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] 第76回 ESRI-政策フォーラムシリーズ:「静かなる有事」少子化と男女共同参画「第6回 少子化の経済的側面-経済財政白書より」2023

    • Author(s)
      横山泉
    • Organizer
      ESRI-政策フォーラムシリーズ
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] "TBA"2023

    • Author(s)
      Izumi Yokoyama
    • Organizer
      Kobe University Rokko Forum (2023/10/11)
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] The Legacy of Socialism and Female Labor Supply in Modernizing Vietnam (Quynh Huynh;Hyejin Ku)2023

    • Author(s)
      Discussant: Izumi Yokoyama
    • Organizer
      The 18th Applied Econometrics Conference
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] 女性研究者奨励賞受賞講演「コロナ休校と緊急事態宣言の各効果分析」2023

    • Author(s)
      横山泉
    • Organizer
      日本経済学会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] Chairperson of Session: Education2023

    • Author(s)
      横山泉
    • Organizer
      日本経済学会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] Shinsuke Asakawa, Fumio Ohtake, and Shinpei Sano (2023) "The Impact of the COVID-19 Pandemic on the Academic Achievement of Elementary and Junior High School Students: Analysis Using Administrative Data from Amagasaki City," Discussant: Izumi Yokoyama2023

    • Author(s)
      Discussant: Izumi Yokoyama
    • Organizer
      日本経済学会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] “The Unexpected Side Effects of Lockdowns on Those "Barely" Inside and Outside of Lockdown Areas” (with Reo Takaku, Takahiro Tabuchi, and Takeo Fujiwara)2023

    • Author(s)
      Izumi Yokoyama
    • Organizer
      Microeconomics Workshop at the University of Tokyo
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] コロナ休校が小中学生の学力に与えた影響:尼崎市の行政データを用いた分析 (浅川 慎介、大竹 文雄、佐野 晋平)2023

    • Author(s)
      討論者:横山泉
    • Organizer
      日本経済学会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] 人口減少及び少子・高齢化の問題2023

    • Author(s)
      横山泉
    • Organizer
      2023 韓日経済フォーラム
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] 教育2023

    • Author(s)
      座長:横山泉
    • Organizer
      日本経済学会 (5月28日 第6会場)
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] "The Unexpected Side Effects of Lockdowns on Those "Barely" Inside and Outside of Lockdown Areas,2023

    • Author(s)
      Izumi Yokoyama
    • Organizer
      [東京大学・CIRJE]ミクロ経済学ワークショップ (2023/5/23)
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] コロナ禍における休校が家族に及ぼす影響2022

    • Author(s)
      横山泉
    • Organizer
      第120回労働政策フォーラム
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] What the COVID-19 School Closure Left in Its Wake: Evidence from a Regression Discontinuity Analysis in Japan2022

    • Author(s)
      Izumi Yokoyama
    • Organizer
      独立行政法人 労働政策研究・研修機構(JILPT) 日本学術会議 経済学委員会ワーク・ライフ・バランス研究分科会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] What the COVID-19 School Closure Left in Its Wake: Evidence from a Regression Discontinuity Analysis in Japan2021

    • Author(s)
      Izumi Yokoyama
    • Organizer
      RND Workshop
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] What the COVID-19 School Closure Left in Its Wake: Evidence from a Regression Discontinuity Analysis in Japan2021

    • Author(s)
      Izumi Yokoyama
    • Organizer
      Kansai Labor Workshop
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] Chihiro Inoue, Yusuke Ishihata, and Shintaro Yamaguchi (2021) "Working From Home Makes Men Family-Oriented,"2021

    • Author(s)
      Discussant: Izumi Yokoyama
    • Organizer
      Japanese Economic Association
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] 中堅企業における雇用方針及び退職給付制度への認識と導入2020

    • Author(s)
      中嶋邦夫, 北村智紀, 討論者:横山泉
    • Organizer
      日本経済学会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] Determinants of Job Interestingness: Why Are There Fewer Interesting Jobs in Japan?2020

    • Author(s)
      Yoko Asuyama, Discussant: Izumi Yokoyama
    • Organizer
      2020 Applied Econometrics Conference
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] Inequality through Wage Response to the Business Cycle: Evidence from the FFL Decomposition Method2018

    • Author(s)
      Izumi Yokoyama, Naomi Kodama, and Yoshio Higuchi
    • Organizer
      Japanese Economic Association
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] “Inequality through Wage Response to the Business Cycle: Evidence from the FFL Decomposition Method” (with Naomi Kodama and Yoshio Higuchi)2018

    • Author(s)
      Izumi Yokoyama
    • Organizer
      東京労働経済学研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] “Inequality through Wage Response to the Business Cycle: Evidence from the FFL Decomposition Method” (with Naomi Kodama and Yoshio Higuchi)2018

    • Author(s)
      Izumi Yokoyama
    • Organizer
      日本経済学会2018年度春季大会
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] “Inequality through Wage Response to the Business Cycle: Evidence from the FFL Decomposition Method” (with Naomi Kodama and Yoshio Higuchi)2018

    • Author(s)
      Izumi Yokoyama
    • Organizer
      関西労働経済学研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] Inequality through Wage Response to the Business Cycle: Evidence from the FFL Decomposition Method2018

    • Author(s)
      Izumi Yokoyama, Naomi Kodama, and Yoshio Higuchi
    • Organizer
      Tokyo Labor Economics Workshop
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] Inequality through Wage Response to the Business Cycle―Evidence from the FFL Decomposition Method―2018

    • Author(s)
      Izumi Yokoyama
    • Organizer
      日本経済学会2018年度春季大会
    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Presentation] Inequality through Wage Response to the Business Cycle; Evidence from the FFL Decomposition Method2018

    • Author(s)
      Izumi Yokoyama
    • Organizer
      Tokyo Labor Economics Workshop
    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Presentation] Effects of state-sponsored human capital investment on the selection of training type2018

    • Author(s)
      Izumi Yokoyama
    • Organizer
      Kansai Labor Workshop
    • Data Source
      KAKENHI-PROJECT-16H03630
  • [Presentation] Effects of state-sponsored human capital investment on the selection of training type2018

    • Author(s)
      Izumi Yokoyama, Naomi Kodama, and Yoshio Higuchi
    • Organizer
      Kansai Labor Workshop
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K12793
  • [Presentation] 荒木祥太 「PIAACによる認知能力データは日本の公務員プレミアムをどこまで説明できるか」2017

    • Author(s)
      討論者:横山泉
    • Organizer
      日本経済学会2017年秋季大会
    • Invited
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] What Happened to Wage Inequality in Japan during the Last 25 Years?―Evidence from the FFL decomposition method―2016

    • Author(s)
      Izumi Yokoyama
    • Organizer
      GRIPS Seminar Series in Economics
    • Place of Presentation
      政策研究大学院大学(東京都港区)
    • Invited
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] The Impact of Tax Reform in Japan on the Work-Hour and Income Distributions of Married Women2015

    • Author(s)
      Izumi Yokoyama
    • Organizer
      Trans-Pacific Labor Seminar
    • Place of Presentation
      Hitotsubashi Hall (東京都)
    • Year and Date
      2015-03-16
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] The Impact of Tax Reform in Japan on the Work-Hour and Income Distributions of Married Women2015

    • Author(s)
      Izumi Yokoyama
    • Organizer
      日本経済学会
    • Place of Presentation
      新潟大学(新潟県)
    • Year and Date
      2015-05-23
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] The Impact of Tax Reform in Japan on the Work-Hour and Income Distributions of Married Women2015

    • Author(s)
      Izumi Yokoyama
    • Organizer
      Keio Economic Observatory Sminar
    • Place of Presentation
      慶應義塾大学(東京都)
    • Year and Date
      2015-01-19
    • Invited
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] Developing Trusting Relationships Through Communication2015

    • Author(s)
      横山泉
    • Organizer
      日本経済学会2015年度春季大会
    • Place of Presentation
      新潟県新潟市
    • Year and Date
      2015-05-24
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] The Impact of Tax Reform in Japan on the Work-Hour and Income Distributions of Married Women2015

    • Author(s)
      横山泉
    • Organizer
      日本経済学会2015年度春季大会
    • Place of Presentation
      新潟県新潟市
    • Year and Date
      2015-05-23
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] How the 2003 social insurance premium reform affected firm behavior2015

    • Author(s)
      横山泉
    • Organizer
      Tokyo Labor Economics Workshop
    • Place of Presentation
      東京都文京区
    • Year and Date
      2015-06-05
    • Invited
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] Optimal Combination of Wage Cuts and Layoffs : The Unexpected Side Effect of a Performance-based Payment System2015

    • Author(s)
      横山泉
    • Organizer
      日本経済学会2015年度秋季大会
    • Place of Presentation
      東京都千代田区
    • Year and Date
      2015-10-11
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] Unexpected negative impacts of the 2003 social insurance premium reform2015

    • Author(s)
      横山泉
    • Organizer
      日本経済学会2015年度秋季大会
    • Place of Presentation
      東京都千代田区
    • Year and Date
      2015-10-10
    • Data Source
      KAKENHI-PROJECT-15K20998
  • [Presentation] Assessing the Effectiveness of Standard-Hours Reduction: Regression Discontinuity Evidence from Japan2014

    • Author(s)
      Izumi Yokoyama
    • Organizer
      関西労働研究会
    • Place of Presentation
      大阪大学(大阪府)
    • Year and Date
      2014-06-27
    • Invited
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] Why do wages become more rigid during a recession than during a boom?2014

    • Author(s)
      Izumi Yokoyama
    • Organizer
      IZA Workshop on Wage Rigidities and the Business Cycle: Causes and Consequences
    • Place of Presentation
      IZA (ドイツ、ボン)
    • Year and Date
      2014-06-09
    • Invited
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] Assessing the Effectiveness of Standard-Hours Reduction: Regression Discontinuity Evidence from Japan2014

    • Author(s)
      Izumi Yokoyama
    • Organizer
      J-WEN Seminar & Presentation Master Class
    • Place of Presentation
      一橋大学(東京都)
    • Year and Date
      2014-05-23
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] The Impact of the 2004 Tax Reform in Japan on the Income Distribution of Married Women2014

    • Author(s)
      Izumi Yokoyama
    • Organizer
      Mini conference at Sogang University
    • Place of Presentation
      Sogang University (Seoul, Korea)
    • Year and Date
      2014-11-10
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] The Impact of the 2004 Tax Reform in Japan on the Income Distribution of Married Women2014

    • Author(s)
      Izumi Yokoyama
    • Organizer
      The 8th Annual Asian Conference on Applied Micro-economics/Econometrics
    • Place of Presentation
      Hong Kong University of Science and Technology (Hong Kong, China)
    • Year and Date
      2014-11-28
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] Why Do Wages Become More Rigid during a Recession Than during a Boom?

    • Author(s)
      横山泉
    • Organizer
      東京労働経済学研究会
    • Place of Presentation
      東京大学(東京都)
    • Invited
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] Why Do Wages Become More Rigid during a Recession Than during a Boom?

    • Author(s)
      横山泉
    • Organizer
      Contract Theory Workshop East
    • Place of Presentation
      一橋大学(東京都)
    • Invited
    • Data Source
      KAKENHI-PROJECT-25885033
  • [Presentation] Why Do Wages Become More Rigid during a Recession Than during a Boom?

    • Author(s)
      横山泉
    • Organizer
      大阪大学経済学研究会,
    • Place of Presentation
      大阪大学(大阪府)
    • Invited
    • Data Source
      KAKENHI-PROJECT-25885033
  • 1.  Kawaguchi Daiji (80346139)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 5 results
  • 2.  NISHIWAKI Masato (80599259)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 3.  近藤 絢子 (20551055)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 4.  原 ひろみ (50605970)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 5.  深井 太洋 (50828803)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  田中 万理 (70792688)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  Lee JUNGMIN
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  KODAMA Naomi
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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