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070 Working Papers = ワーキングペーパー
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Edited by: 一橋大学経済研究所附属経済制度研究センター = Center for Economic Institutions, Institute of Economic Research, Hitotsubashi University
Published by: Institute of Economic Research, Hitotsubashi University
Number of Access this item:
470
(
2024-03-29
18:01 Counts
)
Identifier to cite or link to this item: https://hdl.handle.net/10086/28433
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cover_28433
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Title
区画の交換による農地の集団化は可能か?シミュレーションによるアプローチ
Farmland Consolidation by Plot Exchange: A Simulation-based Approach
Creator
Creator Name
Arimoto, Yutaka
Arimoto, Yutaka
有本, 寛
有本, 寛
Affiliation
Affiliation Name
一橋大学
Creator Name
Nakajima, Shinsaku
Nakajima, Shinsaku
中嶋, 晋作
中嶋, 晋作
Affiliation
Affiliation Name
明治大学
Creator Name
Tomita, Kohji
Tomita, Kohji
富田, 耕治
富田, 耕治
Affiliation
Affiliation Name
産業技術総合研究所
Editor
Contributor Name
Center for Economic Institutions, Institute of Economic Research, Hitotsubashi University
Abstract
本稿は,区画の交換による分散した耕地の集団化を,非分割財交換問題のひとつと位置づけたうえで,実際にどの程度集団化が可能かを,シミュレーションによって検証した.その結果,現状のように,農家が分権的に相対交換を行ったとしても,自発的な交換に必要な「欲求の二重一致」が少な過ぎるため,最大で約4割の集団化率しか達成できないことが分かった.そこで,本稿はより集団化率を高めるため,Shapley and Scarf (1974)の Top Trading Cycle アルゴリズムを援用し,複数の農家が交換したい区画を持ち寄り,集まった区画を一斉交換する集団・集権的な方法を提案した.この方法では,最大で95%以上の高い集団化率を実現できた.以上の結果から,できるだけ多くの農家の参加を募り,集団・集権的な配分を行う機会を積極的に設けることが集団化率を高めるためのポイントであると言える.
Publisher
Institute of Economic Research, Hitotsubashi University
Issued Date
2013-03
Language
Japanese(jpn)
Resource Type
technical report
Version Type
VoR
Is Part OfRelation -
Related Title
CEI Working Paper Series, No. 2012-07
Number of Pages
27
Appears in Collections
CEI Working Paper Series
URL
https://hdl.handle.net/10086/28433
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