Researchers at the Federal Reserve found that M2 money demand functions performed ________ in the 1980s, with M2 velocity moving ________ with the opportunity cost of holding M2

The Soviet Union's economy grew rapidly in terms of GDP per hour worked in the 1950s, but eventually this growth slowed. Why did this occur?

A) Capital per hour worked grew rapidly from 1950 to 1980, but technological change occurred very slowly. B) The centrally planned economy invested too heavily in technological change. C) Increasing implementation of new technologies eventually suffered diminishing marginal returns. D) Capital per hour worked grew slowly, but technological change grew very rapidly.

Life insurance companies, because of the __________-term nature of their liabilities, prefer to hold __________-term assets

A) long; long B) long; short C) short; long D) short; short