A search-theoretic model of equilibrium unemployment is constructed and shown to be consistent with the key regularities of the labor market and business cycle. The two distinguishing features of the model are: (i) the decision to accept or reject jobs is modeled explicitly, and (ii) markets are...

To generate persistence we augment the standard real business cycle (RBC) model with a ``learning by doing'' (LBD) mechanism, where current labor supply affects workers' future labor productivity. Our econometric analysis shows that the LBD model fits aggregate data much better than the standard...