Historical anecdotes of new investors being drawn into a booming asset market, only to suffer when the market turns, abound. While the role of investor contagion in asset bubbles has been explored extensively in the theoretical literature, causal empirical evidence on the topic is virtually...

Previous articles on the transfer problem pay scant attention to the problems caused by the distortionary taxation that extracts the gift from the donor nation or the cut in distortionary taxation that bestows the gift to the recipient nation. When combined with inflexibility in the real wage...

Capital reallocation is procyclical in the data, but countercyclical in standard business-cycle models. To solve this puzzle, I build a model of endogenous partial irreversibility, with heterogeneous firms facing aggregate and idiosyncratic productivity shocks. Used investment goods are...

We propose a model of charity competition in which informed giving alone can explain quality heterogeneity across similar charities. It is this heterogeneity that also creates the demand for information. In equilibrium, too few donors pay to be informed; but interestingly, informed giving may...

We investigate information aggregation and competition in a delegationframework. An uninformed principal is unable to perform a task herself andmust choose between one of two biased and imperfectly informed experts. Inthe focal equilibrium, experts exaggerate their biases, anticipating...

The manner in which governments charge mineral resource producers has been the subject of considerable debate. In particular, there is a continuing debate about whether royalties should be reduced or eliminated, the preferred alternative then being some variant of an income-based charge such as...