In an intertemporal general equilibrium framework, we compare a Cournot equilibrium to the Walras equilibrium. The Cournot agents trade and invest less than the Walras agents. This generates an ineffciency which does not vanish as the number of Cournot agents tends to infinity. A larger number...

On June 1, 2017, President Trump announced the United States' withdrawal from the Paris agreement on climate change. Despite this decision, American firms continued investing in low-carbon technologies and some states committed to tougher environmental standards. To understand this apparent...

"Balancing Cooperation and Competition in Retail Payment Systems: Lessons from Latin America Case Studies" presents the findings of four case studies in Latin America (Argentina, Brazil, Colombia and Mexico) that have explored the issue of cooperation and competition in different retail payments...