Suppose that on January 1, the price of one hundred yen was 80(80 cents) and PPP held. Over the year, the Japanese inflation rate was 5 percent, and...

Suppose that on January 1, the price of one hundred yen was 80₵(80 cents) and PPP held. Over the year, the Japanese inflation rate was 5 percent, and the U.S inflation rate was 10 percent. If the exchange rate at the end of the year was 90₵(90 cents) at the end of the year, does the yen appear to be overvalued, undervalued, or at the PPP level? Explain.