We study a new data set of US sports card conventions in order to evaluate the pricing theory of two-sided markets. Conventions are two-sided because organizers must set fees to attract both consumers and dealers. We have detailed information on consumer price, dealer price and, since most...

The authors offer a detailed analysis of the coordination costs behind the standardization of 56K modems. They focus primarily on market events and standard-setting activities during early deployment. They argue that the canonical model for a standards war is misleading in the case of 56K. They...

56K modems were introduced under two competing incompatible standards. We show the importance of competition between Internet Service Providers in the adoption process. We show that ISPs were less likely to adopt the technology that more competitors adopted. This result is particularly striking...