Many financial markets rely on a discriminatory limit-order book to balance supply and demand. We study these markets in a static model in which uninformed market makers compete in nonlinear tariffs to trade with an informed insider, as in Glosten (1994), Biais, Martimort, and Rochet (2000), and...

We analyse the regulation of nonpoint source pollution. In particular, we study the use of peer monitoring to sustain co-operative abatement by a group of polluters. Delegation to a group of polluters has sometimes been proposed under a policy of so called voluntary abatement accords. By solving...