Regional integration proposals often require agreements between countries that differ in geographic size, resource endowments, transportation assets, technologies, and product quality. In this asymmetric setting, questions arise about the potential for mutual gains and the distribution of...

Medical savings accounts (MSAs) belong to a larger class of incentive-based health care plans. Using a model that allows the consumer to invest in healthy activities, we examine the efficiency properties of incentive plans and compare them to traditional full- coverage and deductible plans,...