There is a large amount of intermediated borrowing and lending between households. Some of it is intergenerational, but most is between older households. The average difference in borrowing and lending rates is over 2 percent. In this paper, we develop a model economy that displays these facts...

This essay reviews the family of models that seek to provide aggregate risk based explanations for the empirically observed equity premium. Theories based on non-expected utility preference structures, limited financial market participation, model uncertainty and the small probability of...

This paper illustrates that evaluating alternate abatement polices that affect the growth path of an economy on the basis of their effects on asset valuation may not be welfare enhancing. We show that the class of abatement polices considered in the integrated assessment literature are robust...