Central bank intervention in foreign exchange markets may, under some conditions, stimulate exports and retard imports. In the past few years, this issue has moved to center stage because of the foreign exchange policies of China. China has regularly intervened to prevent the RMB from...

Central bank intervention in foreign exchange markets may, under some conditions, stimulate exports and retard imports. In the past few years, this issue has moved to center stage because of the foreign exchange policies of China. China has regularly intervened to prevent the RMB from...

This paper examines optimal monetary policy in an open-economy two-country model with sticky prices. We show that currency misalignments are inefficient and lower world welfare. We find that optimal policy must target not only inflation and the output gap, but also the currency misalignment....

Central bank intervention in foreign exchange markets may, under some conditions, stimulate exports and retard imports. In the past few years, this issue has moved to center stage because of the foreign exchange policies of China. China has regularly intervened to prevent the RMB from...

This paper examines optimal monetary policy in an open-economy two-country model with sticky prices. We show that currency misalignments are inefficient and lower world welfare. We find that optimal policy must target not only inflation and the output gap, but also the currency misalignment....

Prices that end with 9, also known as psychological price points, are common, comprising about 70% of the retail prices. They are also more rigid than other prices. We take advantage of a natural experiment to document an emergence of a new price ending that has the same effects as 9-endings. In...