This paper analyses how the cross-sectional dispersion of consumption within a fixed cohort grows with age using Japanese household microdata.

We develop a partial equilibrium model of foreign direct investment (FDI) in which identical foreign firms locate themselves in a host country to compete in a segmented oligopolistic market for a homogeneous commodity.

We develop a partial equilibrium model in which identical foreign firms locate in a host country and export their produce to another country (the consuming country). These firms compete with domestic firms in the consuming country under oligopoly. The two sets of firms differ in cost structures....

This paper constructs a growth model in which monopolistically competing firms choose the characteristic of their own product from an unbounded product space. While consumers wish to satisfy various needs by purchasing a diverse range of goods, production costs are lower for those goods that are...

For 70 Japanese manufacturing industries, I test the simple Cournot hypothesis of proportionality between industry price-cost margin and Herfindahl index against the non-nested alternative that the industry price-cost margin remains constant in the face of varying Herfindahl index, as it would...