How does openness affect economic development? This question is answered in the context of a dynamic general equilibrium model of the world economy, where countries have technological differences that are both sector neutral and specific to the investment goods sector. Relative to a benchmark...

We document and discuss a dramatic change in the cyclical behavior of aggregate skilled hours since the mid-1980s. Using CPS data for 1979:1-2003:4, we find that the volatility of skilled hours relative to the volatility of GDP has nearly tripled since 1984. In contrast, the cyclical properties...

We propose an explanation for why efficient reforms are not carried out when losers can block their implementation and compensations are feasible. In our model, a government tries to sequentially implement two efficient reforms by bargaining with interest groups. The organization of interest...

This article constructs and estimates a sticky-price, Dynamic Stochastic General Equilibrium model with heterogeneous production sectors. Firms in different sectors vary in their price rigidity, production technology, and the combination of material and investment inputs. In particular, firms...