B) only when the externalities are negative spillovers.
C) partly because people have a limited ability to empathize.
D) when people know about all the consequences of their behavior.
According to your textbook, changes in supply and demand reflect changes in
A) society’s overall welfare.
B) the plans that buyers and sellers are making.
C) the overall efficiency of the market.
D) government policy.
E) None of the above.
A price searcher faces the following demand function: At $7, 6, 5, 4, and $3, the
quantity demanded is 300, 400, 500, 600, and 700 units respectively. Which statement
below is true?
A) Total revenue is $11,500.
B) Marginal revenue is $300 when the price is $5.
C) Marginal revenue is $100 when the price is $5.