Macroeconomics 11th Edition by Michael Parkin

تمرين 34

In 2011, the exchange rate changed from 94 yen per U.S. dollar in January to 84 yen per U.S. dollar in June, and back to 94 yen per dollar in December. What information would you need to determine the factors that caused these changes in the exchange rateWhich factors would change both demand and supply?