The International Coffee Agreement (ICA) used export quotas to restrict coffee trade in order to increase and stabilize the international price. A model of domestic pricing policy is developed which shows that the producer price should have fallen in response to ICA quotas. Econometric analysis...

The 2005 California Clean Air Access Sticker program offered stickers to owners of hybrid cars allowing unrestricted access to High Occupancy Vehicle lanes. The program was conceived as a zero-cost mechanism to encourage purchase of hybrid cars and to reduce air pollution. Information from sales...