This study empirically examines online peer-to-peer (P2P) barter markets, in which individuals trade goods or services without the use of money. Using detailed transaction data and weblog data from a leading online P2P barter market for books, we examine the role of reciprocal relationships in...

Using detailed social broadcasting data from an online charitable giving campaign on Twitter, we evaluate two competing models of economic incentives on online pro-social behavior. Specifically, we focus on the effectiveness of gratitude-embedded messages on online charitable giving behavior,...

This study examines the effects of reputation in the nascent but rapidly growing online labor markets. In these markets contract winners (vendors) provide clients with customized products such as computer software, business plans and artistic designs. The products are used primarily for business...