Consumers need information to make good choices. Which of the following is correct regarding this information?
a. Advertising is always harmful to consumers.
b. Information is scarce and therefore valuable.
c. Brand names offer no informational content.
d. Acquiring more information is always rational.
e. Marginal analysis does not apply to the acquisition of information.
B
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Assume that when the price of cantaloupes is $2.50 the demand for cantaloupes is unit-elastic, and that the demand curve for cantaloupes is linear and downward sloping
If firms lower the price of cantaloupes to $2.00 which of the following statements can be made regarding the price elasticity of demand for cantaloupes? A) The demand for cantaloupes at $2.00 must be elastic. B) The demand for cantaloupes at $2.00 must be unit elastic. C) We cannot determine whether the demand for cantaloupes is elastic or inelastic without knowing what the quantity demanded is at each price. D) The demand for cantaloupes at $2.00 must be inelastic.
When a firm is on the portion of its long run ATC curve that slopes upward, it is experiencing:
A. economies of scale. B. diseconomies of scale. C. constant returns to scale. D. Any of these is possible.
When the marginal revenue product of an input is less than its price, the
a. producer should expand the use of that input. b. price of the input will automatically rise in a free market. c. producer should reduce the use of that input. d. marginal physical product of that input must be below its average physical product.
The country of Cedarland does not trade with any other country. Its GDP is $17 billion. Its government purchases $5 billion worth of goods and services each year and collects $6 billion in taxes. Private saving in Cedarland is $5 billion. For Cedarland,
a. investment is $6 billion and consumption is $7 billion. b. investment is $6 billion and consumption is $6 billion. c. investment is $7 billion and consumption is $7 billion. d. investment is $7 billion and consumption is $6 billion.