This paper studies how comparing can be used to provide information in financial markets in the presence of a hidden characteristics problem.Although an investor cannot precisely estimate the future returns of an entrepreneur's projects, the investor can mitigate the asymmetric information...

We study the ability of competitive coordination service platforms (such as auction sites and real estate agents) to facilitate trade in a directed search model where buyers have unit demands and each seller only has one good to sell. The sellers' capacity constraint leads to a coordination...