If we want to gauge how much the income tax system distorts incentives, we should use the

When the U.S. dollar depreciates against the yen, the yen becomes ________ expensive and the U.S. exchange rate ________

A) more; rises B) less; rises C) more; falls D) less; falls

The demand for a good increases when the price of a substitute ________ and also increases when the price of a complement ________

A) rises; rises B) rises; falls C) falls; rises D) falls; falls