Wada Junichiro 和田淳一郎

… Alternative Names

和田淳一郎ワダジユンイチロウ

WADA Junichiro 和田淳一郎

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Researcher Number	30244502
Other IDs
Affiliation (Current)	2025: 横浜市立大学, 国際商学部, 教授
Affiliation (based on the past Project Information) *help	2025: 横浜市立大学, 国際商学部, 教授 2022 – 2023: 横浜市立大学, 国際商学部, 教授 2019: 横浜市立大学, 国際商学部, 教授 2014 – 2018: 横浜市立大学, 国際マネジメント研究科, 教授 2013: 横浜市立大学, その他の研究科, 教授 2009 – 2011: Yokohama City University, 国際マネジメント研究科, 教授 1997 – 1998: 横浜市立大学, 商学部, 助教授
Review Section/Research Field	Principal Investigator Politics / Basic Section 06010:Politics-related Except Principal Investigator Public finance/Monetary economics / Politics
Keywords	Principal Investigator 単記非移譲式投票 / 大選挙区 / 個人還元主義 / 一票の平等 / 定数配分 / 区割り / 選挙制度 / Wasted Votes / Unequal Representation / Intra-Party Unequal Rep. … More / Wasted Vote / Malapportionment / Disproportionality / Personal Vote / Party Vote / SNTV / Multi-Member District / 選挙研究 / f-ダイバージェンス / カルバック=ライブラー-ダイバージェンス / visual cue / 死票 / 分離可能性 / α-ダイバージェンス / 合区 / グラフ理論 / 小選挙区相対多数制 / 大選挙区単記非移譲式投票制 / ダイバージェンス / 定数配分法 / 国際比較 / 分離可能指数 / 無知のヴェール / αダイバージェンス / 公理化 / アダムズ方式 / ナッシュ型社会的厚生関数 / アトキンソン型社会的厚生関数 / カルバック・ライブラー・ダイバージェンス / アルファ・ダイバージェンス / 選挙 / 地理情報システム / 投票行動 / GIS / 投票率 / 投票区 … More Except Principal Investigator Long-Term Care Insurance / National Health Insurance / Business Tax / Local Tax / Decentralization / Subsidy / Local Allocation Tax / Local Public Finance / 介護保険 / 国民健康保険 / 事業税 / 地方税 / 分権化 / 補助金 / 交付税 / 地方財政 / 国際研究者交流 / データベース / 定数配分 / 1票の格差 / 選挙区の区割り / 投票価値の平等 / 一票の格差 / 選挙制度 Less

大選挙区単記非移譲式投票の究明Principal Investigator
- Principal Investigator
  
  和田淳一郎
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 06010:Politics-related
- Research Institution
  Yokohama City University
Party VoteとPersonal Vote～選挙制度に関わる視座からPrincipal Investigator
- Principal Investigator
  
  和田淳一郎
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 06010:Politics-related
- Research Institution
  Yokohama City University
A Study of Local Assembly ElectionsPrincipal Investigator
- Principal Investigator
  
  Wada Junichiro
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Politics
- Research Institution
  Yokohama City University
A Comprehensive Analysis of Malapportionment around the World: Situation, Causes, and Consequences
- Principal Investigator
  
  Kasuya Yuko
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Politics
- Research Institution
  Keio University
Integrative Study of One-man 0ne-votePrincipal Investigator
- Principal Investigator
  
  Wada Junichiro
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Politics
- Research Institution
  Yokohama City University
Study of Voting Behavior using Data from Polling StationsPrincipal Investigator
- Principal Investigator
  
  WADA Junichiro
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Politics
- Research Institution
  Yokohama City University
Task-Sharing between National and Local Governments : Taxation and Social Security.
- Principal Investigator
  
  ISHI Hiromitsu
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Public finance/Monetary economics
- Research Institution
  Hitotsubashi University

[Book] 応用数理ハンドブック
- Author(s)
  和田淳一郎
- Publisher
  朝倉書店
- Data Source
  KAKENHI-PROJECT-21530126
[Journal Article] A unified approach to measuring unequal representation2024
- Author(s)
  Wada, Junichiro and Yuta Kamahara
- Journal Title
  
  Public Choice
  
  Volume: 2024 Issue: 1-2 Pages: 287-308
- DOI
  10.1007/s11127-024-01159-z
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K01331
[Journal Article] 定数配分と基準人口―2016年「衆議院議員選挙区画定審議会設置法及び公職選挙法の一部を改正する法律」の成立までの過程を事例として―2023
- Author(s)
  鎌原勇太・和田淳一郎
- Journal Title
  
  選挙研究
  
  Volume: 38
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K01331
[Journal Article] 定数配分と基準人口2023
- Author(s)
  鎌原勇太・和田淳一郎
- Journal Title
  
  選挙研究
  
  Volume: 39 Pages: 107-121
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K01331
[Journal Article] 参議院最適合区について2019
- Author(s)
  堀田敬介根本俊男和田淳一郎
- Journal Title
  
  選挙研究
  
  Volume: 35 Pages: 86-102
- NAID
  40022357247
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K03550
[Journal Article] Studying malapportionment using alpha-divergence2018
- Author(s)
  Junichiro Wada and Yuta Kamahara
- Journal Title
  
  Mathematical Social Sciences
  
  Volume: 93 Pages: 77-89
- DOI
  10.1016/j.mathsocsci.2018.02.003
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K03550, KAKENHI-PROJECT-18KK0039, KAKENHI-PROJECT-17H00969
[Journal Article] 一票の平等―個人還元主義の貫徹―2017
- Author(s)
  和田淳一郎
- Journal Title
  
  オペレーションズ・リサーチ
  
  Volume: 62 Pages: 662-670
- Open Access
- Data Source
  KAKENHI-PROJECT-17K03550
[Journal Article] 衆院選における一票の格差の変遷－αダイバージェンスを用いて－2017
- Author(s)
  和田淳一郎・鎌原勇太
- Journal Title
  
  公共選択
  
  Volume: 67 Pages: 104-121
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26285032
[Journal Article] 投票参加を考える～経済学的観点から2017
- Author(s)
  和田淳一郎
- Journal Title
  
  Voters
  
  Volume: 41 Pages: 13-15
- Open Access
- Data Source
  KAKENHI-PROJECT-17K03550
[Journal Article] Apportionment Behind the Veil of Uncertainty2016
- Author(s)
  Junichiro Wada
- Journal Title
  
  Japanese Economic Review
  
  Volume: 67 Issue: 3 Pages: 348-360
- DOI
  10.1111/jere.12093
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25380161, KAKENHI-PROJECT-26285032
[Journal Article] 選挙制度が押し広げる歪み2013
- Author(s)
  和田淳一郎
- Journal Title
  
  公共選択
  
  Volume: 60 Pages: 79-98
- NAID
  130007840072
- Data Source
  KAKENHI-PROJECT-25380161
[Journal Article] A divisor apportionment method based of the Kolm-Atkinson social welfare function and generalized entropy2012
- Author(s)
  Junichiro Wada
- Journal Title
  
  Mathematical Social Sciences
  
  Volume: vol.63 Pages: 243-247
- URL
  http://dx.doi.org/10.1016/j.mathsocsci.2012.02.002
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21530126
[Journal Article] 一票の平等を目指して経済学から言えること2012
- Author(s)
  和田淳一郎
- Journal Title
  
  公共選択の研究
  
  Volume: 57 Pages: 64-66
- Data Source
  KAKENHI-PROJECT-21530126
[Journal Article] A divisor apportionment method based on the Kolm-Atkinson social welfare function and generalized entropy2012
- Author(s)
  Junichiro Wada
- Journal Title
  
  Mathematical Social Sciences
  
  Volume: 63 Issue: 3 Pages: 243-247
- DOI
  10.1016/j.mathsocsci.2012.02.002
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21530126
[Journal Article] ナッシュ積(ナッシュ社会的厚生関数)に基づいた一票の不平等の研究2010
- Author(s)
  和田淳一郎
- Journal Title
  
  選挙研究
  
  Volume: 26 Pages: 131-138
- NAID
  130005697097
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21530126
[Journal Article] Evaluating the Unfairness of Representation with the Nash Social Welfare Function2010
- Author(s)
  Junichiro Wada
- Journal Title
  
  Journal of Theoretical Politics
  
  Volume: Vol.22 Issue: 4 Pages: 445-467
- DOI
  10.1177/0951629810375643
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21530126
[Journal Article] 選挙の制度設計2009
- Author(s)
  和田淳一郎
- Journal Title
  
  経済セミナー 651号
  
  Pages: 58-67
- Data Source
  KAKENHI-PROJECT-21530126
[Journal Article] 選挙の制度設計2009
- Author(s)
  和田淳一郎
- Journal Title
  
  経済セミナー
  
  Volume: 651 Pages: 58-67
- Data Source
  KAKENHI-PROJECT-21530126
[Journal Article] Evaluating the Unfairness of Representation with the Nash Social Welfare Function
- Author(s)
  和田淳一郎
- Journal Title
  
  Journal of Theoretical Politics (Forthcoming)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] A Unified Approach to Measuring Unequal Representation2024
- Author(s)
  Wada, Junichiro
- Organizer
  European Public Choice Society
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K01331
[Presentation] A Unified Approach to Measuring Unequal Representation2023
- Author(s)
  Wada, Junichiro
- Organizer
  International Political Science Association
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K01331
[Presentation] A Unified Approach to Measuring Unequal Representation2023
- Author(s)
  和田淳一郎
- Organizer
  計量・数理政治学研究会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K01331
[Presentation] A Unified Approach to Measuring Unequal Representation: Disproportionality, Malapportionment, Wasted Votes, and Intra-Party Maldistribution2023
- Author(s)
  Junichiro Wada and Yuta Kamahara
- Organizer
  International Political Science Association
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K01331
[Presentation] Who Is Counted? The Debate on the (In)Different Selection of the Population Figure in Measuring Malapportionment2022
- Author(s)
  Yuta Kamahara and Junichiro Wada
- Organizer
  日本選挙学会
- Data Source
  KAKENHI-PROJECT-22K01331
[Presentation] A Unified Approach to Measuring Unequal Representation: Disproportionality, Malapportionment, Wasted Votes, and Local Maldistribution2022
- Author(s)
  Junichiro Wada and Yuta Kamahara
- Organizer
  近代現代日本選挙研究フォーラム春期研究会
- Data Source
  KAKENHI-PROJECT-22K01331
[Presentation] The Long Time Rule of The Liberal Democratic Party in Japan2020
- Author(s)
  Junichiro Wada
- Organizer
  European Public Choice Society（採択後コロナ禍のため中止）
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] Disproportionality between a Party's Obtained Shares of Votes and Seats2020
- Author(s)
  Junichiro Wada
- Organizer
  Max Planck Institute seminar（採択後コロナ禍のため中止）
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] Show Your Flag or Be Everyone's Friend?2020
- Author(s)
  Junichiro Wada
- Organizer
  International Political Science Association（採択後コロナ禍のため中止）
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] Choose the Nearest Party Label or Be Attracted by Distant Smiles?2020
- Author(s)
  Junichiro Wada
- Organizer
  Trinity College Dublin seminar（採択後コロナ禍のため中止）
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] 自民党長期政権を選挙面から支える2つの要因2019
- Author(s)
  和田淳一郎
- Organizer
  公共選択学会
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] Partisan Vote or Floating Votes Using Visual Cues?2019
- Author(s)
  Junichiro Wada
- Organizer
  Asian Political Methodology Meeting
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] Should One Depend on the Partisan Vote or Gather Floating Votes?2019
- Author(s)
  Junichiro Wada
- Organizer
  European Political Science Association
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] Studying unequal representation using alpha-divergence2018
- Author(s)
  Junichiro Wada and Yuta Kamahara
- Organizer
  Local public finance, public choice and collective behaviour
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] Optimal integer solution of alpha-divergence for the problem of the apportionment of representatives2018
- Author(s)
  Junichiro Wada
- Organizer
  Entropy 2018
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] Thomas Jefferson, John Quincy Adams, Jeremy Bentham, and John Nash —Optimal integer solution of alpha‐divergence for the problem of the apportionment of representatives2018
- Author(s)
  Junichiro Wada
- Organizer
  Entropy 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] Studying unequal representation using alpha-divergence2017
- Author(s)
  Junichiro Wada and Yuta Kamahara
- Organizer
  The Australasian Public Choice Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] 参議院最適合区について2017
- Author(s)
  堀田敬介・根本俊男・和田淳一郎
- Organizer
  公共選択学会
- Data Source
  KAKENHI-PROJECT-17K03550
[Presentation] 一票の平等：経済学あるいは個人還元主義の貫徹2016
- Author(s)
  和田淳一郎
- Organizer
  公共政策学会
- Place of Presentation
  日本大学（東京都・千代田区）
- Data Source
  KAKENHI-PROJECT-26285032
[Presentation] 一票の平等：経済学あるいは個人還元主義の貫徹2016
- Author(s)
  和田淳一郎
- Organizer
  公共選択研究会
- Place of Presentation
  慶応大学（東京都・港区）
- Data Source
  KAKENHI-PROJECT-26285032
[Presentation] 一票の格差に関する国際比較　αダイバージェンスを用いて2016
- Author(s)
  和田淳一郎・鎌原勇太
- Organizer
  公共選択研究会
- Place of Presentation
  慶応大学（東京都・港区）
- Data Source
  KAKENHI-PROJECT-26285032
[Presentation] Studying unequal representation2016
- Author(s)
  Junichiro Wada and Yuta Kamahara
- Organizer
  Public Choice Society
- Place of Presentation
  Fort Lauderdale, Florida, USA
- Year and Date
  2016-03-12
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26285032
[Presentation] 議員定数配分法について2016
- Author(s)
  和田淳一郎
- Organizer
  政令指定都市選挙管理委員会連合会
- Place of Presentation
  横浜市
- Year and Date
  2016-05-23
- Invited
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] Studying unequal representation2016
- Author(s)
  Junichiro Wada
- Organizer
  Public Choice Society
- Place of Presentation
  Fort Lauderdale
- Year and Date
  2016-03-12
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] The State of Malapportionment2016
- Author(s)
  Junichiro Wada, Yuta Kamahara and Yuko Kasuya
- Organizer
  American Political Science Association
- Place of Presentation
  Philadelphia, PA (USA)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26285032
[Presentation] 一票の平等：経済学あるいは個人還元主義の貫徹2016
- Author(s)
  和田淳一郎
- Organizer
  公共政策学会
- Place of Presentation
  日本大学
- Year and Date
  2016-06-11
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] 一票の平等：経済学あるいは方法論的個人主義の貫徹2015
- Author(s)
  和田淳一郎
- Organizer
  公共政策学会
- Place of Presentation
  日本大学（東京・千代田区）
- Year and Date
  2015-06-11
- Data Source
  KAKENHI-PROJECT-26285032
[Presentation] Apportionment Method from the Viewpoint of Divergence2015
- Author(s)
  Junichiro Wada
- Organizer
  The 11th Irvine-Japan Conference of Public Policy
- Place of Presentation
  UC Irvine
- Year and Date
  2015-02-06
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] Studying unequal representation using 𝜶-divergence2015
- Author(s)
  Junichiro Wada
- Organizer
  公共選択学会
- Place of Presentation
  日本大学（東京・千代田区）
- Year and Date
  2015-11-21
- Data Source
  KAKENHI-PROJECT-26285032
[Presentation] Studying unequal representation using alpha-divergence2015
- Author(s)
  Junichiro Wada and Yuta Kamahara
- Organizer
  The Australian Society for Quantitative Political Science
- Place of Presentation
  University of Melbourne (Melbourne, Australia)
- Year and Date
  2015-12-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26285032
[Presentation] 議員定数配分法2015
- Author(s)
  和田淳一郎
- Organizer
  三金会
- Place of Presentation
  慶應義塾大学
- Year and Date
  2015-09-24
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] Studying unequal representation using decomposable indexes2015
- Author(s)
  Junichiro Wada
- Organizer
  Public Choice Society
- Place of Presentation
  San Antonio
- Year and Date
  2015-03-13
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] Studying unequal representation using alpha-divergence2015
- Author(s)
  Junichiro Wada
- Organizer
  The Australian Society for Quantitative Political Science
- Place of Presentation
  University of Melbourne
- Year and Date
  2015-12-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] 分離可能指数による一票の平等の研究2015
- Author(s)
  和田淳一郎
- Organizer
  日本選挙学会
- Place of Presentation
  熊本
- Year and Date
  2015-05-17
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] 無知のヴェールを使った定数配分と一票の重みに関する国際比較2015
- Author(s)
  和田淳一郎
- Organizer
  日本OR学会公共的社会システムとOR部会
- Place of Presentation
  政策研究大学院大学
- Year and Date
  2015-03-24
- Invited
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] 分離可能指数による一票の平等の研究2015
- Author(s)
  和田淳一郎
- Organizer
  日本選挙学会
- Place of Presentation
  熊本市
- Year and Date
  2015-05-17
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] Apportionment Method from the Viewpoint of Divergence2014
- Author(s)
  Junichiro Wada
- Organizer
  日本経済学会
- Place of Presentation
  同志社大学
- Year and Date
  2014-06-14
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] Apportionment Method from the Viewpoint of Divergence2014
- Author(s)
  Junichiro Wada
- Organizer
  Public Choice Society
- Place of Presentation
  Charleston, SC, U.S.A.
- Data Source
  KAKENHI-PROJECT-25380161
[Presentation] 投票区別投票率のパネルデータ分析2012
- Author(s)
  坂口利裕・和田淳一郎
- Organizer
  公共選択学会
- Place of Presentation
  専修大学
- Year and Date
  2012-07-01
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Panel Analysis of Voting District Data Using Geographic Information System(GIS)2012
- Author(s)
  坂口利裕・和田淳一郎
- Organizer
  国際研究集会「計量・数理政治学のフロンティア」
- Place of Presentation
  学習院大学
- Year and Date
  2012-01-07
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] 投票区別投票率のパネルデータ分析2012
- Author(s)
  坂口利裕・和田淳一郎
- Organizer
  公共選択学会
- Place of Presentation
  専修大学(論文提出済み)
- Year and Date
  2012-07-01
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Panel Analysis of Voting District Data Using Geographic Information System (GIS)2012
- Author(s)
  坂口利裕・和田淳一郎
- Organizer
  国際研究集会「計量・数理政治学のフロンティア」
- Place of Presentation
  学習院大学
- Year and Date
  2012-01-07
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Electoral Apportionment Method Based on Atkinson Social Welfare Function2012
- Author(s)
  和田淳一郎
- Organizer
  Public Choice Society
- Place of Presentation
  Miami(U. S.)
- Year and Date
  2012-03-10
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] 一票の平等～経済学の立場から2012
- Author(s)
  和田淳一郎
- Organizer
  日本選挙学会
- Place of Presentation
  筑波大学
- Year and Date
  2012-05-19
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Electoral Apportionment Method Based on Atkinson Social Welfare Function2012
- Author(s)
  和田淳一郎
- Organizer
  Public Choice Society
- Place of Presentation
  Miami (U.S.)
- Year and Date
  2012-03-10
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Apportionment Method and Generalized Entropy Based on Atkinson Social Welfare Function2011
- Author(s)
  和田淳一郎
- Organizer
  国際研究集会「計量・数理政治学のフロンティア」
- Place of Presentation
  学習院大学
- Year and Date
  2011-01-08
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Electoral Apportionment Method Based on Atkinson Social Welfare Function2011
- Author(s)
  和田淳一郎
- Organizer
  日本経済学会
- Place of Presentation
  熊本学園大学
- Year and Date
  2011-05-21
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Electoral Apportionment Method Based on Atkinson Social Welfare Function2011
- Author(s)
  和田淳一郎
- Organizer
  韓国選挙学会
- Place of Presentation
  大田(韓国)
- Year and Date
  2011-06-10
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Electoral Apportionment Method Based on Atkinson Social Welfare Function2011
- Author(s)
  和田淳一郎
- Organizer
  European Public Choice Society
- Place of Presentation
  Rennes (France)
- Year and Date
  2011-04-29
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] 一票の平等実現を目指して経済学から言えること2011
- Author(s)
  和田淳一郎
- Organizer
  公共選択学会
- Place of Presentation
  嘉悦大学
- Year and Date
  2011-07-03
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Apportionment Method and Generalized Entropy Based on Atkinson Social Welfare Function2011
- Author(s)
  和田淳一郎
- Organizer
  公共経済学セミナー
- Place of Presentation
  慶應義塾大学
- Year and Date
  2011-01-21
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Electoral Apportionment Method Based on Atkinson Social Welfare Function2011
- Author(s)
  和田淳一郎
- Organizer
  European Public Choice Society
- Place of Presentation
  Rennes(France)
- Year and Date
  2011-04-29
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Apportionment Method and Generalized Entropy Based on Atkinson Social Welfare Function2010
- Author(s)
  Junichiro Wada
- Organizer
  Australasian Public Choice Society
- Place of Presentation
  Christchurch, NZ
- Year and Date
  2010-12-09
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Evaluating the Unfairness of Representation with the Nash Social Welfare Function2010
- Author(s)
  和田淳一郎
- Organizer
  国際研究集会「計量・数理政治学のフロンティア」
- Place of Presentation
  学習院大学
- Year and Date
  2010-01-08
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Apportionment Method and Generalized Entropy Based on Atkinson Social Welfare Function2010
- Author(s)
  Junichiro Wada
- Organizer
  Hitotsubashi GCOE Lectures and Workshop on Choice, Games, and Welfare
- Place of Presentation
  Hitotsubashi University
- Year and Date
  2010-10-24
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] TWO-MEMBER DISTRICTS UNDER A TWO-PARTY SYSTEM2010
- Author(s)
  Shun Ibaragi and Junichiro Wada
- Organizer
  Australasian Public Choice Society
- Place of Presentation
  Christchurch, NZ
- Year and Date
  2010-12-10
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] 二大政党化と参議院二人区2010
- Author(s)
  茨木瞬・和田淳一郎
- Organizer
  公共選択学会
- Place of Presentation
  慶應義塾大学
- Year and Date
  2010-06-26
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Evaluating the Unfairness of Representation with the Nash Social Welfare Function2010
- Author(s)
  Junichiro Wada
- Organizer
  Public Choice Society
- Place of Presentation
  Monterey, CA, USA
- Year and Date
  2010-03-12
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Divisor Apportionment Method and Generalized Entropy Based on Atkinson Social Welfare Function2010
- Author(s)
  和田淳一郎
- Organizer
  日本政治学会
- Place of Presentation
  中京大学
- Year and Date
  2010-10-09
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Evaluating the Unfairness of Representation with the Nash Social Welfare Function2009
- Author(s)
  Junichiro Wada
- Organizer
  Australasian Public Choice Society
- Place of Presentation
  Melbourne, Australia
- Year and Date
  2009-12-11
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] Nash積(Nash社会的厚生関数)に基づいた一票の不平等の研究2009
- Author(s)
  和田淳一郎
- Organizer
  日本応用数理学会数理政治学研究部会
- Place of Presentation
  政策研究大学院大学
- Year and Date
  2009-08-29
- Data Source
  KAKENHI-PROJECT-21530126
[Presentation] 社会的厚生関数に基づいた一票の不平等の研究2009
- Author(s)
  和田淳一郎
- Organizer
  日本選挙学会
- Place of Presentation
  同志社大学
- Year and Date
  2009-05-17
- Data Source
  KAKENHI-PROJECT-21530126

1. SAKAGUCHI Toshihiro (00178550)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
2. Kasuya Yuko (50383972)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
3. ISHI Hiromitsu (60017530)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. YAMASHIGE Shinji (20282931)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. TADENUMA Koichi (50227112)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. HORIBA Isao (70173648)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. TAJIKA Eiji (10179723)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 松田憲忠 (30405550)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 福元健太郎 (50272414)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 鷲田任邦 (50744893)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 白鳥浩 (70285477)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 鎌原勇太 (70710268)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
13. 東島雅昌 (10756349)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. HORIUCHI Yusaku

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. HIROI Taeko

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Wada Junichiro 和田 淳一郎

和田 淳一郎 ワダ ジユンイチロウ

WADA Junichiro 和田 淳一郎

Research Projects

Research Products

Co-Researchers

大選挙区単記非移譲式投票の究明Principal Investigator

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Party VoteとPersonal Vote～選挙制度に関わる視座からPrincipal Investigator

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A Study of Local Assembly ElectionsPrincipal Investigator

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A Comprehensive Analysis of Malapportionment around the World: Situation, Causes, and Consequences

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Integrative Study of One-man 0ne-votePrincipal Investigator

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Study of Voting Behavior using Data from Polling StationsPrincipal Investigator

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Task-Sharing between National and Local Governments : Taxation and Social Security.

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[Book] 応用数理ハンドブック

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[Journal Article] A unified approach to measuring unequal representation2024

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[Journal Article] 定数配分と基準人口―2016年「衆議院議員選挙区画定審議会設置法及び公職選挙法の一部を改正する法律」の成立までの過程を事例として―2023

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[Journal Article] 定数配分と基準人口2023

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[Journal Article] 参議院最適合区について2019

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NAID

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[Journal Article] Studying malapportionment using alpha-divergence2018

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[Journal Article] 一票の平等―個人還元主義の貫徹―2017

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[Journal Article] 衆院選における一票の格差の変遷－αダイバージェンスを用いて－2017

Wada Junichiro 和田淳一郎

和田淳一郎ワダジユンイチロウ

WADA Junichiro 和田淳一郎