The slope of the budget line is the amount of one commodity that a consumer must give up in order to obtain an additional unit of the other commodity

Since 1967, there has not been much change in the income of the bottom 10% of earners in the U.S. economy. This can be attributed to:

A) the adoption of labor-saving technology. B) the cultural and social changes in the economy. C) the adoption of labor-complementary technology. D) the adoption of skill-biased technology by most firms.

Which of the following business practices, if proven to exist, is always illegal under U.S. antitrust law?

A) tying arrangements B) price fixing among competitors C) exclusive dealing D) all of the above