On March 30, 2012, the U.S. dollar was trading at 82 yen per U.S. dollar on the foreign exchange market. On August 30, 2012, the U.S. dollar was trading at 79 yen per U.S. dollar.  a. What events in...

On March 30, 2012, the U.S. dollar was trading

at 82 yen per U.S. dollar on the foreign exchange

market. On August 30, 2012, the U.S. dollar

was trading at 79 yen per U.S. dollar.

 a. What events in the foreign exchange market

could have brought this fall in the value of the

U.S. dollar?

 b. Did the events you’ve described change the

demand for U.S. dollars, the supply of U.S.

dollars, or both demand and supply in the

foreign exchange market?