Mary says she plans to return to college next semester assuming her car keeps running, tuition fees don't go up, and her daycare provider continues to be dependable. An economist would say that Mary plans to return to college next semester

The data in the table above shows the consumption by families in a small (poor) economy. The families consume only salt and bread. The reference base period is 2011. The cost of the CPI market basket in 2010 is

A) $52.00. B) $5.00. C) $64.00. D) $8.50. E) unable to be calculated because information is needed about the quantities purchased in 2010.

The most distinguishing economic feature of money is its

A) medium of exchange role. B) store of value role. C) unit of account role. D) standard of deferred payment role.