Sandra's Sweaters' production function is shown in the above table. Sandra rents three knitting machines for $30 a day each and hires workers at a wage rate of $40 a day
If the rental rate of capital rises to $50 per machine a day, Sandra's ________ curve shifts upward. A) average variable cost
B) total variable cost
C) average fixed cost
D) marginal cost
C
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When Frank's income rises from $29,000 to $34,000 per year, he increases his purchases of tomatoes from 20 pounds to 28 pounds per year. What is Frank's income elasticity of demand for tomatoes? (Use the midpoint formula
) According to Frank, are tomatoes an inferior or normal good?
China has developed a comparative advantage in the production of children's toys. The source of this comparative advantage is
A) superior process technology. B) a large supply of natural resources. C) a large supply of unskilled workers and relatively little capital. D) investment in capital used to produce toys.
The Baumol-Tobin analysis suggests that
A) velocity is relatively constant. B) the transactions component of the demand for money is negatively related to the level of interest rates. C) the speculative motive is nonexistent. D) velocity is unrelated to the transactions motive.
Use the following demand and supply functions: Demand:Qd = 50 - 4PSupply:Qs = 20 + 2PIf the price is $10, there is a
A. surplus of 40 units. B. shortage of 30 units. C. shortage of 10 units. D. surplus of 30 units. E. none of the above