The notion of risk neutrality is a basic element in standard textbook treatments of the economics of risk. In the single variable case, it is well known that an Expected Utility maximizer will be risk neutral toward all distributions if and only if her NM (von Neumann Morgenstern) index is...

Why do some U.S. states have higher levels of marital formation than others? This paper introduces an economic model wherin a state's representative individual may choose to marry in order to diversify his or her idiosyncratic income risk. The paper demonstrates that such a diversification...

Why do some U.S. states have higher levels of marital formation than others? This paper introduces an economic model wherein a state's representative individual may choose to marry in order to diversity his or her idiosyncratic income risk. The paper demonstrates that such a diversification...

We identify a new mechanism through which cultural diversity affects economic outcomes, based on a model of culture as shared cognition. Under this view, cultural diversity matters because it increases strategic uncertainty. The model can help better understand a variety of disparate evidence,...