Several studies incorporating estimated volatilities into option pricing formulas have appeared in the literature. However, the models described in these studies tend to perform quite poorly in out-of-sample tests. In particular, significant departures from the observed prices can be seen for...

This paper is concerned with the general question of the provision of information by financial intermediaries to their customers. Specifically, it analyzes the different ways the market can be organized and its effects on pricing and the level of information investors obtain. We find that market...