In 2012, the primary sources of U.S. electricity generation, in order from largest to smallest, were:
A. coal, natural gas, nuclear, and hydropower.
B. coal, hydropower, nuclear, and renewables (wind and solar).
C. natural gas, coal, hydropower, and petroleum.
D. hydropower, nuclear, coal, and petroleum.
Answer: A
Economics
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In the above figure, which of the following statements is TRUE? I. The consumer maximizes utility by consuming at point A. II. The marginal rate of substitution at point B and point A are equal because they are on the same budget line
A) only I B) only II C) both I and II D) neither I nor II
Economics
A Classical aggregate supply curve is
A) vertical. B) upward-sloping. C) horizontal. D) downward-sloping.
Economics