Large and sustained differences in marginal products of capital (MPKs) across countries are sharply at odds with the core implications of the neoclassical framework. Lucas (1990) and many subsequent studies have examined reasons for this MPK differential. In a recent contribution, Caselli and...

This paper analyses an open economy Ramsey model with an endogenous labour supply without capital. The technology defines an optimal firm size. Changes to the number of firms is subject to adjustment costs, so that the entry dynamics is determined endogenously. We find that there is a short run...

This paper discusses the measurement of production and employment effects of trade policy, and more broadly the effects of economic integration and globalization. First, it provides a broad-brush overview of the ex-post literature linking trade to performance, such as measures of worker...