In this paper, we conduct a U.S.- Japan comparison of the importance of retirement saving and of the determinants thereof using micro data from the "U.S.- Japan Comparison Survey of Saving," a binational household survey conducted in 1996 by the Institute for Posts and Telecommunications Policy...

This paper considers an incumbent firm that is faced with a potential entrant in a vertically differentiated market. It demonstrates than an incumbent firm cannot prevent entry through product proliferation because of a commitment problem.

Using a small country model with habit-forming consumers and costly investment, we analyze equilibrium dynamics of the economy and derive empirical and welfare implications. The model can mimic some stylized facts: (i) a temporary increase in fiscal spending always deteriorates the current...

Succeeding Dutta, Sen and Vohra (1995) and Saijo, Tatamitani and Yamato (1995), we define several conditions of natural mechanisms in production economies, and proposed two types of natural mechanisms, that is, the quantity and price-quantity types.

In this paper, we analyse the saving behavior of the aged in Japan using household-level data from a 1992 survey conducted by the Ministry of Posts and Telecommunications.

This paper reflects on consequentialism which underlies the traditional normative economics. It asserts that the informational basis of normative economics should be expanded so that the intrinsic value of social choice procedures should be properly taken into account along with the value of...

This paper looks at implementation in economic environments when agents have perfect information about the state of the world, but cannot commit not to renegotiate bad outcomes or to collude against each other. If renegotiation satisfies a weak condition of disagreement point monotonicity, then...