Monopolistically competitive firms use advertising exclusively to inform customers about the real differences between their products and their competitors' products.

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 CPI in 2012 is

A) 118.8 B) 123.1 C) 100. D) 18.8 E) 23.1

Money that some authority, generally a government, has ordered to be accepted as a medium of exchange is called _______ money.

A) fiat B) intrinsic C) commodity D) debt