This paper uses the Panel Study of Income Dynamics to test whether risk-sharing is complete between or within American families. The tests accommodate wide variety in the configuration and availability of family data. The test results reject inter- as well as intra-family full risk-sharing even...

The authors derive, from a model of investment with multiple capital goods, a one-to-one relation between the growth rate of the capital aggregate and the stock-market-based Q. The authors estimate the growth-Q relation using a panel of Japanese manufacturing firms taking into account the...