Money is used in an economy because:
a. goods and services are produced in accordance with demand

b. the exchange of goods for money is less troublesome than barter.
c. some goods or services are difficult to provide because of the scarcity of resources.
d. some merchants may offer goods for a select clientele.

b

Economics

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If American college students decide that drinking Mexican-brewed beer helps one get noticed, net exports will tend to fall, causing aggregate demand to ________ and the ________ curve to shift to the left, everything else held constant

A) fall; LM B) fall; IS C) rise; LM D) rise; IS

Economics

The price elasticity of supply is

A) negative. B) zero. C) positive. D) unknown, depending on other factors.

Economics