"Price rigidity is the key mechanism for propagating business cycles in traditional Keynesian theory. Yet the New Keynesian literature has failed to show that sticky prices by themselves can effectively propagate business cycles in general equilibrium. We show that price rigidity in fact can (by...

We develop a general-equilibrium model of inventories with explicit micro-foundations by embedding the production-cost-smoothing motive (e.g., Eichenbaum, AER 1989) into an otherwise standard DSGE model. We show that firms facing idiosyncratic cost shocks have incentives to bunch production and...

This paper constructs an endogenous growth model driven by self-fulfilling expectation shocks to explain the stylized fact that the average growth rate of GDP is related negatively to volatility and positively to capacity utilization. The implied welfare gain from further stabilizing the U.S....