The long-run rate of unemployment to which an economy always gravitates is the

When a 13-year-old girl consents to babysit John's children for $5 per hour, economists assume

A) the girl was made worse off while John was made better off. B) the girl was made better off while John was made worse off. C) both parties were made worse off. D) both parties were made better off.

An important feature of a ________ is that the holder has the right, but not the obligation, to buy or sell currency

A) swap B) foreign exchange arbitrage C) foreign exchange option D) futures market contract