This paper examines how parallel importation influences pharmaceutical innovation and the welfare of the economy, when crossnational drug price differentials occur not only because of demand elasticity based factors, but also governmental drug price control based factors. By explicitly...

We consider a model with two countries in which each government redistributes income between two types of individuals (the rich and the poor). This model shows that an increase in the mobility of individuals induces intensive tax competition across countries and lowers the level of...

We build a general equilibrium model of monopolistic competition with moral hazard contracting to examine the interactions among skill-biased technological change (SBTC), organizational changes, and skill premium and within-group wage inequality. While the existing literature finds that the...

This paper develops a simple growth model with moral hazard contracting to examine the interactions between the organizational mode of firms and economic productivity growth. The organizational mode of firms differs in terms of the degree to which decisions of R&D investment are delegated to a...