We examine theoretically and experimentally how competitive contribution-based group formation affects incentives to free-ride. We introduce a new formal model of social production, called a "Group-based Meritocracy Mechanism" (GBM), which extends the single-group-level analysis of a Voluntary...

"Culture has been referred to as a shared frame, the lens through which group members make sense of the world. It has been robustly linked to economic outcomes on the macro level and is also directly linked to decision-making: in recent years, experimental and behavioral economists have found...

In addition to helping consumers navigate the web search engines offer a new kind of e-service known as sponsored search. A search engine provides an auction interface to advertisers that allows them to be included in a list of sponsored links. Consumers then search the list to find the best...

Demand reduction in Uniform-price and English auctions are strategic reactions by participants to reduce price and thus increase potential profits. Laboratory experiments similar to the field experiments performed by List and Reiley (Am. Econ. Rev. 2000; <B>9</B>(4): 961-972) in which two individuals with...</b>