We develop a general equilibrium model of trade with multiple countries and industries in the spirit of Eaton and Kortum (2002) and Bernard, Eaton, Jensen, and Kortum (2003). We structurally estimate the parameters of the model and calibrate it to data on 33 OECD countries and one country that...

A factor proportions model examines the effects of falling energy input and its rising price in the US economy based on a novel production function motivated by the definition of physical work. This physical production function specifies separate interaction of energy and labor with capital,...

This paper develops a new model with heterogeneous firms under perfect competition in a Heckscher-Ohlin-Samuelson setting. We show that trade need not make selection in the comparative advantage sector stricter as suggested by earlier work. Selection is driven by the capital intensity in entry...