If a firm has no ability to influence the market price of its product, it:

Which of the following lists has variables that all shift a good's demand curve?

A) price of the good, preferences, prices of substitution goods, income B) income, preferences, number of buyers, price of complementary good C) expectation of future price, price of the good, number of buyers, income D) Both answers A and B are correct.

At the beginning of the twenty-first century,

(a) many people returned to living in the Northeast and Midwest. (b) the majority of U.S. citizens lived in rural areas. (c) the majority of people resided in the South and West. (d) all of the above