Using data from 24 OECD countries, we find that the relationship between a country¡¯s R&D investment and technological advantage in a sector (measured by the country¡¯s labor productivity of the sector relative to the rest of the world) is non-monotonic. In particular, for countries whose...

From 1992 to 2011, the total trade volume between the U.S. and China increased by 25 times, and China's share in U.S. total imports increased from 5% to 20%. However, the U.S.'s share in China's total imports dropped from 11% to 8% in the same period. In the major categories of U.S. exports to...

Firms' proliferation behavior in a differentiated product market is studied using an oligopolistic competition model with multiproduct firms. The model has the following characteristics: (1) the elasticity of substitution across firm's own products and the elasticity of substitution across...

A growth model with multiple industries is developed to study how industries evolve as capital accumulates endogenously when each industry exhibits Marshallian externality (increasing returns to scale) and to explain why industrial policies sometimes succeed but sometimes fail. The authors show...

This paper proposes a simple model to study how domestic institutions affect patterns of international capital flows. Inefficient financial system and poor corporate governance may be bypassed by two-way capital flows in which domestic savings leave the country in the form of financial capital...

This paper develops a new theory of international economics by introducing Heckscher-Ohlin features of intra-temporal trade into an intertemporal trade approach of current account. To do so, we consider a dynamic general equilibrium model with tradable sectors of different factor intensities,...