In which of the following markets are strategic interactions among firms most likely to occur?

Mike lives and works as a musician in the U.S. However, he sometimes plays in concerts in foreign countries. The money he earns from these concerts are treated as ________ in the U.S. current account

A) imports B) exports C) factor payments from foreigners D) transfer receipts

Suppose that private saving is $1590 billion, investment is $1945 billion, and the current account balance is -$489 billion. From the uses-of-saving identity, how much is government saving?

A) -$134 billion B) -$844 billion C) $844 billion D) $134 billion