This paper considers whether labour market rigidities lead to more underground economic activities. This is suggested by aggregate cross-country data which show that underground economic activities are more strongly correlated with a commonly used index of employment protection than with...

This paper considers family formation and reciprocity-based cooperation in the form of sharing of earnings-risk. While risk sharing is one benefit to marriage it is also limited by divorce risk. With search in the marriage market there may be multiple equilibria diering not only in divorce rates...

This paper considers how optimal education and tax policy depends on the risk properties of human capital. It is demonstrated that a key feature of human capital investments is whether they increase or decrease wage risk. In a benchmark model it is shown that this feature alone determines...