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Faculty Members YOSHIHARA, Naoki (Professor)
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Institute of Economic Research Hitotsubashi University

2-1 Naka, Kunitachi City,
Tokyo 186-8603, JAPAN

Tel +81 42 580 8327

Fax +81 42 580 8333

 
YOSHIHARA, Naoki  
Professor / Contemporary Economies

Specialization
Welfare Economics, Social Choice and Game Theory, Mathematical Marxian Economics

URL of personal web http://www.ier.hit-u.ac.jp/~yosihara/
Education
1986 B.A. (Economics) Hokkaido University
1990 M.A. (Economics) Hitotsubashi University
1995 Completed Dr. course work (Economics) Hitotsubashi
University
1996 Dr. (Economics) Hitotsubashi University
 
Positions held
1995 Research Associate, Department of Economics, Hitotsubashi
University
1996 Research Associate, The Institute of Social and Economic
Research, Osaka University
1998 Associate Professor, Faculty of Economics, Hokkaido
University
1999 Associate Professor, The Institute of Economic Research,
Hitotsubashi University
2010 Professor, The Institute of Economic Research, Hitotsubashi
University
 
Previous research
My career as a researcher began with the microeconomic analysis of the interaction between the formation of Marxist concepts of labor exploitation and class on the one hand and the power relationship between capitalists and workers in the production process on the other. My next research topic dealt with the implementability of an efficient and balanced resource allocation allowing Lockesian self-ownership. My doctoral dissertation was based on the results of the research in these two areas. Following that, I worked on allocation rules based on Rawls’ and Sen’s theoryof distributive justice and conducted axiomatic research on cooperative bargaining solutions based on Dworkin’s theory of distributive justice. In addition, I conducted research on the normative and incentive-compatibility characteristics of allocation rules and social welfare functions that characterize Van Parijs’ real libertarian theory. Finally, I have also been involved in research based on a game theory approach to “social welfare and individual right” following Sen’s liberal paradox.
Present research projects
At present, I am pursuing the following major research projects. The first seeks to explain the principal characteristics of equilibrium in a market economy based on the Marxist concept of the exploitation of labor. The second is the modeling of political decision-making on economic policy as a political competition game in a two-party system and the analysis of the game equilibrium characteristics. The third uses applied welfare economics to examine the social raison d’être of non-profit organizations and cooperative firms in a market economy. The fourth conducts a theoretical research on the possibility of a comprehensive social welfare indicator which compromises an indicator of traditional welfarist social welfare such as Pareto principle and an indicator of non-welfarist social welfare like Amartya Sen's functioning and capability. The fifth are of analysis on testability of preferences over rights-assignments in terms of game form formulation of rights.
Keywords exploitation of labor, distributive justice, axiomatic analysis, resource allocation rules, social welfare functions, political competition games.