Bachelor of Arts Kobe University, Japan, 1953. Master of Arts McGill University, 1962. Doctor of Philosophy Columbia University, 1965.
Association Professor of Economics, Queen’s University, Canada, 1965-1968. Reader Economics, University York, 1968-1971. Visiting Association Professor of Economics, University Maryland, 1970-1971.
Professor of Economics, University Kentucky, 1971-1979. Senior Economics Affairs Officer, United Nations, 1971. Consultant, Canadian Department Finance, 1965, Urban Institute, Institution, Washington, District of Columbia, 1972.
Professor of Economics, Osaka University, Toyonaka, Japan, since 1979. Editorial Board, Public Finance. Editor, Growth and Change: J Regional Dev Ip., 1977-1983.
The first analysis of ‘voluntary export control’, explaining voluntarism in terms of nonequivalence of tariffs and quotas: introduction of an analytical method of free-trade areas as distinct from customs unions in their economic effects. Introduction of a new concept ‘the restricted origin principle of taxation’ and use of it in analyses of international tax
harmonisation. Analysis of pure public goods, geometrically showing possibilities of overproduction of public goods.
Clarification of externalities under which a unilaterally imposed Pigovian tax can be successful. Analysis of group consumption goods and group formation processes. Stability analysis of internationalisation of an externality under a corrective tax.
Analysis of interactions between control policies of polluters and the victims’ defensive activities. And economic analysis of representative democracies.