This paper examines the issue of model selection in studies of strategic situations. In particular, we compare estimation results from Adachi and Watanabe's (2008) noncooperative formulation of government formulation with those from two alternative cooperative formulations. Although the...

This paper studies the welfare effects of third-degree price discrimination under oligopolistic competition with horizontal product differentiation. We derive a necessary and sufficient condition for price discrimination to improve social welfare: the degree of substitution must be sufficiently...

Are anti-establishment mass media really useful in preventing politicians from behaving dishonestly? This paper proposes a voting model for analyzing how differences in the direction of media bias affect politicians' behavior. In particular, the probability of corruption by an incumbent is...

This paper analyzes the optimality of package bundling by focusing on the ?main and accessory?relationship between two goods. In particular, we consider option package bundling in which an optional good is valuable only if it is consumed together with a certain (nonoptional) base good. We...

This paper studies the effects of Knightian uncertainty, or ambiguity, on entrepreneurial choice. By distinguishing between risk and ambiguity, we first show that ambiguity aversion makes it less likely that an individual will become an entrepreneur. It is also shown that an increase in...