Reputation is one of the most important incentives for trade and cooperation. Using the complete selling history of 125,135 sellers on Eachnet.com (an eBay equivalent in China), we show that sellers with a longer successful selling record enjoyed more repeat business, reached more buyer regions,...

We model an employee's decision to pursue an innovative idea at his employing firm (internally) or as a start-up (externally). We characterize an idea by its market profitability and the degree of positive/negative externality that it imposes on the employing firm's profits. The innovation...

Motivated by the unprecedented availability of consumer information on the Internet, we characterize the winners and losers from potential privacy regulation in the context of four commonly-used oligopoly models: a linear city model, a circular city model, a vertical differentiation model, and a...