This paper examines the optimal allocation of risk in an overlapping-generations economy. It compares the allocation of … risk the economy reaches naturally to the allocation that would be reached if generations behind a Rawlsian 'veil of … ignorance' could share risk with one another through complete Arrow-Debreu contingent-claims markets. The paper then examines …

appropriate measure of an asset's risk is the covariance of the asset's return with the market return. The consumption CAPM, on … the other hand, implies that a better measure of risk is the covariance with aggregate consumption growth. We examine a …

depends on the concentration of these aggregate shocks; it follows that one cannot estimate the degree of risk aversion from …

We highlight and explain eight lessons from optimal tax theory and compare them to the last few decades of OECD tax … policy. As recommended by theory, top marginal income tax rates have declined, marginal income tax schedules have flattened … theory. Moreover, some of theory's more subtle prescriptions, such as taxes that involve personal characteristics, asset …

activist advice, such an adviser increases uncertainty about what monetary policy will be followed. We solve for the rule that …