1) A problem with barter exchange when there are many goods is that in a barter system

A) transactions costs are minimized.

B) there exists a multiple number of prices for each good.

C) there is only one store of value.

D) exchange of services is impossible.

2) In a barter economy the number of prices in an economy with N goods is

A) [N(N 1)]/2.

B) N(N/2).

C) 2N.

D) N(N/2) 1.

3) If there are five goods in a barter economy, one needs to know ten prices in order to  exchange one good for another. If, however, there are ten goods in a barter economy, then one needs to know ________ prices in order to exchange one good for another.

A) 20

B) 25

C) 30

D) 45