Takahashi Koya 高橋昂也

… Alternative Names

Takahashi Kohya 高橋昂也

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Researcher Number	70757955
Other IDs
Affiliation (Current)	2025: 九州大学, 農学研究院, 准教授
Affiliation (based on the past Project Information) *help	2015 – 2024: 九州大学, 農学研究院, 助教
Review Section/Research Field	Principal Investigator Basic Section 41010:Agricultural and food economics-related / Agricultural science in management and economy Except Principal Investigator Basic Section 41010:Agricultural and food economics-related / Agricultural science in management and economy / Medium-sized Section 41:Agricultural economics and rural sociology, agricultural engineering, and related fields
Keywords	Principal Investigator 関税削減影響 / 計量経済分析 / 製品差別化 / 時系列分析 / 計量時系列分析 / 農産物価格 / 調整・伝達過程 / 不完全競争 / 牛肉需要構造 / 牛マルキン … More / 牛肉 / 貿易自由化 / 農産物貿易 / 農業経済学 / 輸出拡大 / 国産農産物 … More Except Principal Investigator 計量研究 / 自由貿易 / 成長条件 / 牛肉産業 / マルチリーダー・フォロワーゲーム / 価格支配力の内生化 / 双方寡占市場モデル / 酪農マルキン / 計量分析 / 市場支配力 / 市場競争構造 / 指定団体制度改革 / 稲WCS / 飼料用米及び稲WCSの供給関数 / 線形計画法 / 酪農経営 / 和牛一貫経営 / 消費者官能テスト / 嗜好型官能評価試験 / 米需給モデル / 消費者官能評価 / 選択型コンジョイント分析 / 国産飼料需給体制 / 飼料用米及びWCS用稲の生産構造 / 消費者選好 / 牛肉需給モデル / パネルデータ分析 / 飼料用米およびWCS用稲の生産構造 / 耕畜連携 / 営農モデル / TMRセンター / 地域自給飼料生産システム / 数量経済分析 / 農業経済学 / 線形相補性問題 / 空間均衡モデル / 厚生経済分析 / ポリシーミックス / 農業政策 / 農産物貿易政策 Less

自由貿易下におけるわが国牛肉産業の成長条件に関する計量研究
- Principal Investigator
  
  前田幸嗣
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 41010:Agricultural and food economics-related
- Research Institution
  Kyushu University
農産物価格の調整・伝達過程に関する計量経済学的研究Principal Investigator
- Principal Investigator
  
  高橋昂也
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 41010:Agricultural and food economics-related
- Research Institution
  Kyushu University
Development of a bilateral oligopolistic market model using a multi-leader-follower game
- Principal Investigator
  
  Maeda Koshi
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 41:Agricultural economics and rural sociology, agricultural engineering, and related fields
- Research Institution
  Kyushu University
An econometric study on the demand and market structure and the tariff reduction effect of beef in JapanPrincipal Investigator
- Principal Investigator
  
  Takahashi Kohya
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 41010:Agricultural and food economics-related
- Research Institution
  Kyushu University
Quantitative study on the impact of reform of the designated milk producer group system on the milk market structure and dairy farming
- Principal Investigator
  
  Maeda Koshi
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 41010:Agricultural and food economics-related
- Research Institution
  Kyushu University
An economic study to clarify the establishment conditions of beef industry fed domestic feed utilizing paddy field
- Principal Investigator
  
  Fukuda Susumu
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Agricultural science in management and economy
- Research Institution
  Kyushu University
Econometric Studies on Product Differentiation of Japanese Agricultural Products under Progressing Trade LiberalizationPrincipal Investigator
- Principal Investigator
  
  Takahashi Kohya
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Agricultural science in management and economy
- Research Institution
  Kyushu University
Quantitative economic study on optimal policy mix of trade and agricultural support policies
- Principal Investigator
  
  MAEDA Koshi
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Agricultural science in management and economy
- Research Institution
  Kyushu University

All 2024 2021 2020 2019 2018 2017 2016 2015

All Journal Article Presentation Book

[Book] "Econometric Analysis on Product Differentiation and Trade Liberalization of Beef in Japan". In: M. Hosoe, I. Kim, M. Yabuta, W. Lee (eds) Applied Analysis of Growth, Trade, and Public Policy2018
- Author(s)
  Kohya Takahashi, Koshi Maeda
- Publisher
  Springer
- Data Source
  KAKENHI-PROJECT-16K18758
[Book] Applied Analysis of Growth, Trade, and Public Policy2018
- Author(s)
  Hosoe M., Kim I., Yabuta M., Lee W. (eds), Takahashi K., Maeda K, et al.
- Total Pages
  238
- Publisher
  Springer
- ISBN
  9789811318757
- Data Source
  KAKENHI-PROJECT-17H03879
[Journal Article] Effects of health claims on demand structure and market power: The case of the yogurt market in Japan2024
- Author(s)
  Kim Daum、Takahashi Kohya、Maeda Koshi
- Journal Title
  
  Agribusiness
  
  Volume: Early View Pages: 1-23
- DOI
  10.1002/agr.21928
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K19170
[Journal Article] Measuring the Market Power of Thai Cassava Products in the Main Importing Countries2021
- Author(s)
  Watcharin ARUNSAKULCHAI, Kohya TAKAHASHI, Koshi MAEDA
- Journal Title
  
  食農資源経済論集
  
  Volume: 72
- NAID
  40022630751
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H02285
[Journal Article] Measuring the Market Power of Thai Cassava Products in the Main Importing Countries2021
- Author(s)
  Watcharin Arunsakulchai, Kohya Takahashi, Koshi Maeda
- Journal Title
  
  食農資源経済論集
  
  Volume: 72 Pages: 85-96
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K15920
[Journal Article] Identifying Factors for Expanding Japanese Green Tea Exports to the United States: From Changes in Demand Structure in the United States2021
- Author(s)
  Likun LYU, Kohya TAKAHASHI, Koshi MAEDA
- Journal Title
  
  Journal of the Faculty of Agriculture, Kyushu University
  
  Volume: 66 Issue: 1 Pages: 155-162
- DOI
  10.5109/4363563
- NAID
  120006978560
- ISSN
  0023-6152
- Year and Date
  2021-03-01
- Language
  English
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K15920
[Journal Article] Identifying Factors for Expanding Japanese Green Tea Exports to the United States: From Changes in Demand Structure in the United States2021
- Author(s)
  Likun LYU, Kohya TAKAHASHI, Koshi MAEDA
- Journal Title
  
  Journal of the Faculty of Agriculture, Kyushu University
  
  Volume: 66 Pages: 155-162
- NAID
  120006978560
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H02285
[Journal Article] International Competitiveness of Indonesia’s Cocoa Sector: From the Viewpoint of Product Differentiation2019
- Author(s)
  Virda ZIKRIA, Kohya TAKAHASHI, Koshi MAEDA
- Journal Title
  
  Journal of the Faculty of Agriculture, Kyushu University
  
  Volume: 64 Pages: 407-413
- Open Access
- Data Source
  KAKENHI-PROJECT-19K15920
[Journal Article] International Competitiveness of Indonesia’s Cocoa Sector: From the Viewpoint of Product Differentiation2019
- Author(s)
  Virda ZIKRIA, Kohya TAKAHASHI, Koshi MAEDA
- Journal Title
  
  Journal of the Faculty of Agriculture, Kyushu University
  
  Volume: 64 Pages: 407-413
- NAID
  120006718627
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H02285
[Journal Article] International Competitiveness of Vietnamese Rice Sector: From the Viewpoint of Product Differentiation2018
- Author(s)
  Le, Nu Thi, Kohya Takahashi, and Koshi Maeda
- Journal Title
  
  Journal of the Faculty of Agriculture, Kyushu University
  
  Volume: 63 Pages: 451-455
- NAID
  120006504365
- Data Source
  KAKENHI-PROJECT-18H02285
[Journal Article] Impacts of the TPP Agreement on Beef Demand in Japan: An Analysis by Class2018
- Author(s)
  Takahashi, Kohya and Koshi Maeda
- Journal Title
  
  Japanese Journal of Agricultural Economics
  
  Volume: 20 Pages: 1-17
- NAID
  130007406011
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H04557
[Journal Article] Impacts of the TPP Agreement on Beef Demand in Japan: An Analysis by Class2018
- Author(s)
  Kohya Takahashi, Koshi Maeda
- Journal Title
  
  Japanese Journal of Agricultural Economics
  
  Volume: 20 Pages: 1-17
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K18758
[Journal Article] International Competitiveness of Vietnamese Rice Sector : From the Viewpoint of Product Differentiation2018
- Author(s)
  Nu Thi Le, Kohya Takahashi, Koshi Maeda
- Journal Title
  
  Journal of the Faculty of Agriculture, Kyushu University
  
  Volume: 63 Pages: 451-455
- Open Access
- Data Source
  KAKENHI-PROJECT-16K18758
[Journal Article] Impacts of the TPP Agreement on Beef Demand in Japan: An Analysis by Class2018
- Author(s)
  [1]Takahashi, Kohya and Koshi Maeda
- Journal Title
  
  Japanese Journal of Agricultural Economics,
  
  Volume: VOL.20 Pages: 1-17
- NAID
  130007406011
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H03879
[Journal Article] Contribution of the Rice Specialized Companies via Contract Farming to the Income of Rural Rice Farmers in Myanmar2016
- Author(s)
  Thwin, Nan Khine Su, Kohya Takahashi, and Koshi Maeda
- Journal Title
  
  Japanese Journal of Food, Agricultural and Resource Economics
  
  Volume: 67 Pages: 75-86
- NAID
  40020840540
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H04557
[Journal Article] Impact of the Contract Farming System by Rice Specialized Companies on the Productivity of Rice Farmers in Myanmar2016
- Author(s)
  Thwin, Nan Khine Su, Kohya Takahashi, and Koshi Maeda
- Journal Title
  
  Japanese Journal of Food, Agricultural and Resource Economics
  
  Volume: 67 Pages: 27-38
- NAID
  40020993039
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H04557
[Journal Article] The Activities of Rice Specialized Companies in the Supply Chain of Rice in Myanmar2016
- Author(s)
  Thwin, Nan Khine Su, Kohya Takahashi, and Koshi Maeda
- Journal Title
  
  Journal of the Faculty of Agriculture, Kyushu University
  
  Volume: 61 Pages: 407-415
- NAID
  120005853029
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H04557
[Presentation] The Impact of HPAI on International Poultry Trade2020
- Author(s)
  Jingguo YAN, Kohya TAKAHASHI, Koshi MAEDA
- Organizer
  食農資源経済学会
- Data Source
  KAKENHI-PROJECT-18H02285
[Presentation] The Impact of HPAI on International Poultry Trade2020
- Author(s)
  Jingguo YAN, Kohya TAKAHASHI, Koshi MAEDA
- Organizer
  食農資源経済学会
- Data Source
  KAKENHI-PROJECT-19K15920
[Presentation] Effect of CPTPP on Vietnamese Agricultural Export: Gravity Model Approach2019
- Author(s)
  Duc Huy DINH, Kohya TAKAHASHI, Koshi MAEDA
- Organizer
  JASID(国際開発学会)西日本地区研究発表会
- Data Source
  KAKENHI-PROJECT-19K15920
[Presentation] Effect of CPTPP on Vietnamese Agricultural Export: Gravity Model Approach2019
- Author(s)
  Duc Huy DINH, Kohya TAKAHASHI, Koshi MAEDA
- Organizer
  JASID(国際開発学会)西日本地区研究発表会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H02285
[Presentation] Measuring Market Power of Thai Cassava Products in Main Importing Countries2019
- Author(s)
  Watcharin ARUNSAKULCHAI, Kohya TAKAHASHI, Koshi MAEDA
- Organizer
  食農資源経済学会
- Data Source
  KAKENHI-PROJECT-18H02285
[Presentation] Measuring Market Power of Thai Cassava Products in Main Importing Countries2019
- Author(s)
  Watcharin ARUNSAKULCHAI, Kohya TAKAHASHI, Koshi MAEDA
- Organizer
  食農資源経済学会
- Data Source
  KAKENHI-PROJECT-19K15920
[Presentation] International Competiveness of Vietnamese Rice Sector: From the Viewpoint of Product Differentiation2017
- Author(s)
  Nu Thi Le, Kohya Takahashi, and Koshi Maeda
- Organizer
  The Food, Agricultural and Resource Economics Society of Japan
- Data Source
  KAKENHI-PROJECT-15H04557
[Presentation] International Competitiveness of Indonesia’s Cocoa Sector: From the Viewpoint of Product Differentiation2017
- Author(s)
  Virda Zikria, Kohya Takahashi, and Koshi Maeda
- Organizer
  The Food, Agricultural and Resource Economics Society of Japan
- Data Source
  KAKENHI-PROJECT-15H04557
[Presentation] International Competitiveness of Vietnamese Rice Sector: From the Viewpoint of Product Differentiation2017
- Author(s)
  Nu Thi Le, Kohya Takahashi, Koshi Maeda
- Organizer
  食農資源経済学会
- Data Source
  KAKENHI-PROJECT-16K18758
[Presentation] International Competitiveness of Indonesia’s Cocoa Sector: From the Viewpoint of Product Differentiation2017
- Author(s)
  Virda Zikria, Kohya Takahashi, Koshi Maeda
- Organizer
  食農資源経済学会
- Data Source
  KAKENHI-PROJECT-16K18758
[Presentation] Impact of the Contract Farming by Rice Specialized Companies on the Rice Productivity in Myanmar2015
- Author(s)
  Nan Khine Su Thwin, Kohya Takahashi and Koshi Maeda
- Organizer
  食農資源経済学会
- Place of Presentation
  鹿児島国際大学（鹿児島県・鹿児島市）
- Year and Date
  2015-09-20
- Data Source
  KAKENHI-PROJECT-15H04557

1. MAEDA Koshi (20274524)

# of Collaborated Projects: 6 results

# of Collaborated Products: 17 results
2. 鈴木宣弘 (80304765)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. 森高正博 (20423585)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. HOKAZONO Satoshi (40611570)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. Fukuda Susumu (40183925)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 狩野秀之 (00423509)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 久保田哲史 (80355669)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 清水池義治 (30545215)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 井上憲一 (60391398)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 高橋義文 (60392578)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Takahashi Koya 高橋 昂也

Takahashi Kohya 高橋 昂也

Research Projects

Research Products

Co-Researchers

自由貿易下におけるわが国牛肉産業の成長条件に関する計量研究

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

農産物価格の調整・伝達過程に関する計量経済学的研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of a bilateral oligopolistic market model using a multi-leader-follower game

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

An econometric study on the demand and market structure and the tariff reduction effect of beef in JapanPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Quantitative study on the impact of reform of the designated milk producer group system on the milk market structure and dairy farming

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

An economic study to clarify the establishment conditions of beef industry fed domestic feed utilizing paddy field

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Econometric Studies on Product Differentiation of Japanese Agricultural Products under Progressing Trade LiberalizationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Quantitative economic study on optimal policy mix of trade and agricultural support policies

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Book] "Econometric Analysis on Product Differentiation and Trade Liberalization of Beef in Japan". In: M. Hosoe, I. Kim, M. Yabuta, W. Lee (eds) Applied Analysis of Growth, Trade, and Public Policy2018

Author(s)

Publisher

Data Source

[Book] Applied Analysis of Growth, Trade, and Public Policy2018

Author(s)

Total Pages

Publisher

ISBN

Data Source

[Journal Article] Effects of health claims on demand structure and market power: The case of the yogurt market in Japan2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Measuring the Market Power of Thai Cassava Products in the Main Importing Countries2021

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Measuring the Market Power of Thai Cassava Products in the Main Importing Countries2021

Author(s)

Journal Title

Data Source

[Journal Article] Identifying Factors for Expanding Japanese Green Tea Exports to the United States: From Changes in Demand Structure in the United States2021

Author(s)

Journal Title

Takahashi Koya 高橋昂也

Takahashi Kohya 高橋昂也