Using wage income tax statistics, we construct continuous series of upper wage income shares in Japan from 1951 to 2005 to document the evolution of top wage incomes and investigate their long-run determinants. We find that, while the middle wage income class gained enormously both in absolute...

This paper employs a game-theoretic framework and a comparative historical analysis to study the impact of the Great Depression on corporate welfarism,' i.e., employers' voluntary provisions of non-wage benefits, greater employment security, and employee representation to their blue-collar...

This paper offers a comparative study of the evolution of employment systems in the U.S. and Japan, using a game-theoretic framework in which an employment system is viewed as an equilibrium outcome of the strategic interactions among management, labor, and government. The paper identifies...

This paper studies the evolution of income concentration in Japan from 1886 to 2002 by constructing long-run series of top income shares and top wage income shares, using income tax statistics. We find that (1) income concentration was extremely high throughout the pre-WWII period during which...