The U.S. dollar price of a Swedish krona changes from $.1572 to $.1730.

a. Has the dollar depreciated or appreciated against the krona?

b. Has the krona appreciated or depreciated against the dollar?
Use the information in the following table on Mexico’s international transactions to do exercises 13–15 (the amounts are the U.S. dollar values in millions):
Merchandise imports $96,000 Merchandise exports 89,469 Services exports 10,901 Services imports 10,819 Investment income receipts 4,032 Investment income payments 17,099 Unilateral transfers 4,531