22.) A simultaneous shift to the right of both supply and demand will

A. increase the equilibrium quantity

B. decrease the equilibrium price

C. increase the equilibrium price

D. decrease the equilibrium quantity

23.) Consumers' choices may not always be consistent with their_____.

a. budget

b. behavior

c. desires

d. preferences

24.) The labor requirements function is derived from

a. the supply curve.

b. the production function.

c. the capital requirement function.

d. the demand curve.

25.) An Engel curve for good describes

a. how the consumption of goodxvaries as the consumer's income changes.

b. how the consumption of good varies as the price of goodxchanges.

c. how the consumption of goodyvaries as the consumption of good changes.

d. how the consumption of goodxvaries as price-consumption curve changes.

31.) If a consumer is willing to pay $150 for athletic shoes, but finds the shoes on sale for $100, the consumer surplus is equal to ______.

a. $100

b. $250

c. $50

d. $75