NAMBA AKIO 難波明生

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NAMBA Akio 難波明生

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Researcher Number	60324901
Other IDs
External Links
Affiliation (Current)	2025: 神戸大学, 経済学研究科, 教授
Affiliation (based on the past Project Information) *help	2017 – 2023: 神戸大学, 経済学研究科, 教授 2016: 神戸大学, 経済学研究科, 准教授 2015: 神戸大学, 経済学研究科(研究院), 教授 2015: 神戸大学, 大学院経済学研究科, 准教授 2012 – 2015: 神戸大学, 経済学研究科(研究院), 准教授 … More 2011: 神戸大学, 経済学研究科, 准教授 2008: Kobe University, 大学院・経済学研究科, 准教授 2007 – 2008: Kobe University, 経済学研究科, 准教授 2006: 神戸大学, 経済学研究科, 助教授 Less
Review Section/Research Field	Principal Investigator Basic Section 07030:Economic statistics-related / Economic statistics Except Principal Investigator Economic statistics
Keywords	Principal Investigator 縮小推定 / 縮小推定量 / ブートストラップ / ブートストラップ法 / リサンプリング / 機械学習 / 漸近分布 / スタイン型推定料 / スタイン型分散推定量 / リサンプリング法 / チョウ検定 / 構造変化 / バッギング … More Except Principal Investigator … More 構造変化 / ブートストラップ / ボラティリティ / 時系列分析 / コンピュータ・インテンシブ Less

機械学習における縮小推定法の応用可能性に関する研究Principal Investigator
- Principal Investigator
  
  難波明生
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 07030:Economic statistics-related
- Research Institution
  Kobe University
Researches on the applicability of shrinkage estimation methods and related proceduresPrincipal Investigator
- Principal Investigator
  
  Namba Akio
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 07030:Economic statistics-related
- Research Institution
  Kobe University
Studies on econometric analyses on models with possible structural breaksPrincipal Investigator
- Principal Investigator
  
  Namba Akio
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Economic statistics
- Research Institution
  Kobe University
Computer-Intensive Statistical Methods and their Applications in Econometrics
- Principal Investigator
  
  Tanizaki Hisashi
- Project Period (FY)
  2011 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Economic statistics
- Research Institution
  Osaka University
Theoretical and empirical analysis of estimation using the baggingPrincipal Investigator
- Principal Investigator
  
  NAMBA Akio
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Economic statistics
- Research Institution
  Kobe University

All 2024 2021 2020 2018 2017 2016 2015 2014 2012 2009 2008 2007 2006

All Journal Article Presentation

[Journal Article] MSE superiority of the unrestricted Stein-rule estimator in a regression model with a possible structural break2024
- Author(s)
  Haifeng Xu and Akio Namba
- Journal Title
  
  Journal of Applied Statistics
  
  Volume: - Issue: 15 Pages: 3233-3247
- DOI
  10.1080/02664763.2024.2346346
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K01336
[Journal Article] Bootstrapping the Stein-Rule Estimators2021
- Author(s)
  Akio Namba
- Journal Title
  
  Journal of Quantitative Economics
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K01546
[Journal Article] Bootstrapping the Stein-Rule Estimators2021
- Author(s)
  Namba Akio
- Journal Title
  
  Journal of Quantitative Economics
  
  Volume: 19 Issue: S1 Pages: 219-237
- DOI
  10.1007/s40953-021-00269-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K01546
[Journal Article] スタイン分散推定量へのブートストラップ法の応用に関する一考察2021
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌
  
  Volume: 224 Pages: 33-44
- NAID
  40022693976
- Data Source
  KAKENHI-PROJECT-18K01546
[Journal Article] 漸近分布およびブートストラップ法によるスタイン型推定量の分布近似に関するシミュレーション分析2020
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌
  
  Volume: 221 Pages: 73-84
- NAID
  120006975844
- Data Source
  KAKENHI-PROJECT-18K01546
[Journal Article] A sufficient condition for the MSE dominance of the positive-part shrinkage estimator when each individual regression coefficient is estimated in a misspecified linear regression model2018
- Author(s)
  Namba Akio、Xu Haifeng
- Journal Title
  
  Journal of Statistical Computation and Simulation
  
  Volume: - Issue: 11 Pages: 2034-2047
- DOI
  10.1080/00949655.2018.1448982
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26780136
[Journal Article] 構造変化がある線形回帰モデルにおけるスタイン型推定量の応用に関する一考察2018
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌
  
  Volume: 217 Pages: 59-71
- NAID
  120006576470
- Data Source
  KAKENHI-PROJECT-26780136
[Journal Article] PMSE dominance of the positive-part shrinkage estimator in a regression model with proxy variables2018
- Author(s)
  Akio Namba & Haifeng Xu
- Journal Title
  
  Journal of Statistical Computation and Simulation
  
  Volume: 88:15 Issue: 15 Pages: 2893-2908
- DOI
  10.1080/00949655.2018.1491576
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K01546
[Journal Article] MSE performance of the weighted average estimators consisting of shrinkage estimators when each individual regression coefficient is estimated2018
- Author(s)
  Xu Haifeng、Namba Akio
- Journal Title
  
  Communications in Statistics-Theory and Methods
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26780136
[Journal Article] MSE Performance of the Weighted Average Estimators Consisting of Shrinkage Estimators2017
- Author(s)
  Akio Namba and Kazuhiro Ohtani
- Journal Title
  
  Communications in Statistics - Theory and Methods
  
  Volume: 印刷中
- NAID
  120006477538
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26780136
[Journal Article] ワイルド・ブートストラップ法を用いた平均に関する検定のシミュレーション分析2016
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌
  
  Volume: 213 Pages: 63-75
- NAID
  110010006730
- Data Source
  KAKENHI-PROJECT-23243038
[Journal Article] ワイルド・ブートストラップ法を用いた平均に関する検定のシミュレーション分析2016
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌
  
  Volume: 213 Pages: 63-75
- NAID
  110010006730
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26780136
[Journal Article] Bootstrap Test for a Structural Break under Possible Heteroscedasticity2016
- Author(s)
  Akio Namba
- Journal Title
  
  Communications in Statistics - Simulation and Computation
  
  Volume: -
- NAID
  120006318787
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23243038
[Journal Article] Bootstrap Test for a Structural Break under Possible Heteroscedasticity2015
- Author(s)
  Akio Namba
- Journal Title
  
  Communications in Statistics - Simulation and Computation
  
  Volume: - Pages: 1-13
- DOI
  10.1080/03610918.2015.1107581
- NAID
  120006318787
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26780136
[Journal Article] Double Bootstrap Test for a Structural Break when the Disturbance Variance Changes with the Break2014
- Author(s)
  Akio Namba
- Journal Title
  
  Kobe University Economic Review
  
  Volume: 60 Pages: 33-43
- NAID
  110009882308
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26780136
[Journal Article] MSE dominance of the positive-part shrinkage estimator when each individual regression coefficient is estimated2014
- Author(s)
  Akio Namba
- Journal Title
  
  Statistical Papers
  
  Volume: - Issue: 2 Pages: 379-390
- DOI
  10.1007/s00362-014-0586-6
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23243038
[Journal Article] Double Bootstrap Test for a Structural Break when the Disturbance Variance Changes with the Break2014
- Author(s)
  Akio Namba
- Journal Title
  
  Kobe University Economic Review
  
  Volume: 60 Pages: 33-42
- NAID
  110009882308
- Data Source
  KAKENHI-PROJECT-23243038
[Journal Article] ダブル・ブートストラップ法およびファスト・ダブル・ブートストラップ2014
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌
  
  Volume: 209 Pages: 67-79
- Data Source
  KAKENHI-PROJECT-23243038
[Journal Article] SMALL SAMPLE PROPERTIES OF A PRE-TEST STEIN-RULE ESTIMATOR FOR EACH INDIVIDUAL RE- GRESSION COEFFICIENT UNDER AN ALTERNATIVE NULL HYPOTHESIS IN THE PRE-TEST2012
- Author(s)
  Akio Namba and Kazuhiro Ohtani
- Journal Title
  
  Kobe University Economic Review
  
  Volume: Vol.58 Pages: 1-9
- Data Source
  KAKENHI-PROJECT-23243038
[Journal Article] 平均に対する平滑化ブートストラップ法におけるバンド幅の選択に関する一考察2012
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌
  
  Volume: 205 Pages: 41-55
- NAID
  110008914982
- Data Source
  KAKENHI-PROJECT-23243038
[Journal Article] Risk Performance of a Pre-test Ridge Regression Estimator under the LINEX Loss Function when Each Individual Regression Coefficient is Estimated2009
- Author(s)
  Akio Namba and Kazuhiro Ohtani
- Journal Title
  
  Journal of Statistical Computation and Simulation (近刊)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18730146
[Journal Article] バンド幅をクロス・バリデーションで選んだ場合のカーネル密度推定による信頼区間に関するシミュレーション分析2008
- Author(s)
  難波明生
- Journal Title
  
  2008, 国民経済雑誌第197巻
  
  Pages: 73-86
- NAID
  110006648023
- Data Source
  KAKENHI-PROJECT-18730146
[Journal Article] バンド幅をクロス・バリデーションで選んだ場合のカーネル密度推定による信頼区間に関するシミュレーション分析2008
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌 197
  
  Pages: 73-86
- NAID
  110006648023
- Data Source
  KAKENHI-PROJECT-18730146
[Journal Article] Risk comparison of the Stein-rule estimator in a linear regression model with omitted relevant regressors and multivariatet errors under the Pitman nearness criterion2007
- Author(s)
  Akio Namba, Kazuhiro Ohtani
- Journal Title
  
  Statistical Papers 48
  
  Pages: 151-162
- NAID
  120000944567
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18730146
[Journal Article] Risk comparison of the Stein-rule estimator in a linear regression model with omitted relevant regressors and multivariate-t errors under the Pitman nearness criterion2007
- Author(s)
  Akio Namba and Kazuhiro Ohtani
- Journal Title
  
  Statistical Papers 48
  
  Pages: 151-162
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18730146
[Journal Article] 単純な予備検定推定量に対するバッギングの効果について2006
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌第193巻
  
  Pages: 85-95
- NAID
  110004518397
- Data Source
  KAKENHI-PROJECT-18730146
[Journal Article] 単純な予備検定推定量に対するバッギングの効果について2006
- Author(s)
  難波明生
- Journal Title
  
  国民経済雑誌第193巻第5号
  
  Pages: 85-50
- NAID
  110004518397
- Data Source
  KAKENHI-PROJECT-18730146
[Presentation] A sufficient condition for the MSE dominance of the positive-part shrinkage estimator when each individual regression coefficient is estimated in a misspecified linear regression model2017
- Author(s)
  Namba Akio
- Organizer
  Ecosta 2017
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26780136
[Presentation] A Sufficient Condition For The MSE Dominance Of The Positive-Part Shrinkage Estimator When Each Individual Regression Coefficient Is Estimated In a Misspecified Linear Regression Model2016
- Author(s)
  Akio Namba
- Organizer
  Econometric Seminar
- Place of Presentation
  リバーサイド（アメリカ合衆国）
- Data Source
  KAKENHI-PROJECT-26780136
[Presentation] Simulations on the Wild Bootstrap Tests for a Structural Break when the Break Point is Unknown and the Variance Changes with the Break2015
- Author(s)
  Akio Namba
- Organizer
  The 1st Annual International Conference on Applied Econometrics in Hawaii
- Place of Presentation
  アラモアナホテル（アメリカ合衆国・ハワイ）
- Year and Date
  2015-11-04
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26780136
[Presentation] Simulations on the Wild Bootstrap Tests for a Structural Break when the Break Point is Unknown and the Variance Changes with the Break2015
- Author(s)
  Akio Namba
- Organizer
  The 1st Annual International Conference on Applied Econometrics in Hawaii
- Place of Presentation
  アラモアナホテル（ハワイ、アメリカ合衆国）
- Year and Date
  2015-11-04
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23243038

1. Tanizaki Hisashi (60248101)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. FUKUSHIGE Mototsugu (10208936)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. KUROZUMI Eiji (00332643)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. KAWASAKI Yoshinori (70249910)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. OHTANI Kazuhiro (00106626)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
6. Ullah Aman

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. Xu Haifeng

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
8. Wang Yanan

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

NAMBA AKIO 難波 明生

NAMBA Akio 難波 明生

Research Projects

Research Products

Co-Researchers

機械学習における縮小推定法の応用可能性に関する研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Researches on the applicability of shrinkage estimation methods and related proceduresPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Studies on econometric analyses on models with possible structural breaksPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Computer-Intensive Statistical Methods and their Applications in Econometrics

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Theoretical and empirical analysis of estimation using the baggingPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] MSE superiority of the unrestricted Stein-rule estimator in a regression model with a possible structural break2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Bootstrapping the Stein-Rule Estimators2021

Author(s)

Journal Title

Data Source

[Journal Article] Bootstrapping the Stein-Rule Estimators2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] スタイン分散推定量へのブートストラップ法の応用に関する一考察2021

Author(s)

Journal Title

NAID

Data Source

[Journal Article] 漸近分布およびブートストラップ法によるスタイン型推定量の分布近似に関するシミュレーション分析2020

Author(s)

Journal Title

NAID

Data Source

[Journal Article] A sufficient condition for the MSE dominance of the positive-part shrinkage estimator when each individual regression coefficient is estimated in a misspecified linear regression model2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 構造変化がある線形回帰モデルにおけるスタイン型推定量の応用に関する一考察2018

Author(s)

Journal Title

NAID

Data Source

[Journal Article] PMSE dominance of the positive-part shrinkage estimator in a regression model with proxy variables2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] MSE performance of the weighted average estimators consisting of shrinkage estimators when each individual regression coefficient is estimated2018

Author(s)

Journal Title

Data Source

[Journal Article] MSE Performance of the Weighted Average Estimators Consisting of Shrinkage Estimators2017

Author(s)

NAMBA AKIO 難波明生

NAMBA Akio 難波明生