We study a market in which both buyers and sellers can decide to preempt and set theirquantities before market clearing. Will this lead to preemption on both sides of the market,only one side of the market, or to no preemption at all? We …nd that preemption tends to beasymmetric in the sense...

Does adverse selection hamper the effectiveness of voluntary risk sharing? How do differences in risk profiles affect adverse selection? We experimentally investigate individuals’ willingness to share risks with others. Across treatments we vary how risk profiles differ between individuals. We...

We examine experimentally how link costs affect the formation of links between a single seller and two potential buyers as well as the ensuing bargaining. Theory predicts that link costs lead to less competitive networks, with one link rather than two links, and that link costs do not affect the...