This article reviews a recent paper by Brock (2000) analyzing developments in the airline industry. Using Department of Transportation data, we attempt to verify a number of assertions made by Brock regarding changes in industry concentration and prices throughout the 1990s. We also compare a...

Interchange fees and related issues in payment card markets have been the focus of considerable attention recently. The academic community and public officials have begun to scrutinize these markets. Meanwhile, these markets continue to experience dynamic change as card payments account for an...

The literature on the East Asian crisis has concentrated almost exclusively on the five crisis-hit economies of Indonesia, Korea, Malaysia, Thailand and the Philippines (Asia-5). Relatively scant attention has been paid to the "twin cities" of Hong Kong and Singapore, both of which also suffered...

We extend Bresnahan and Reiss’s (1991) model of local oligopoly to allow firm entry and exit over time. In our framework, entrants have to incur sunk costs in order to enter a market. After becoming incumbents, they disregard these entry costs in deciding whether to continue operating or to...