Each person goes about her daily business seeking to maximize her own self interests. In doing so, she contributes to the welfare of society at large. This is the idea underlying Adam Smith's "invisible hand."

In 2012, Ben Bernanke expressed which concern about persistently high unemployment?

A) It would result in high inflation. B) It would result in structural damage to the economy that would last for years. C) It would never decline to desired levels. D) It would cost him his job.

European currencies taken out of circulation and replaced with the Euro in

A) 1992. B) 1997. C) 1999. D) 2004. E) none of the above