As many as one million deaths annually are attributed to malaria, a parasitic disease transmitted by mosquitoes. The heaviest burdens of malaria are found in poor tropical countries, where medical systems are often ill-equipped to treat the sick, and where public health programs may lack the...

We develop a model featuring search frictions and a nondegenerate labor supply decision along the extensive margin, and argue that it does a reasonable job of matching labor market flows between employment, unemployment and out of the labor force. Persistent idiosyncratic productivity shocks...

that the answer is yes.

We build a model that incorporates both labor supply and frictions and use it to assess the effects of various tax and transfer programs on aggregate employment and unemployment. In particular, we assess the debate between Prescott and Ljungqvist and Sargent about the relative importance of...