If there are only 10 firms in an industry, each with 10 percent of industry sales, this is an example of

Because the United States has ________ advantage compared to China in producing airplanes, China can buy airplanes from the United States at a ________ opportunity cost than that at which China can produce them

A) comparative; lower B) comparative; higher C) absolute; lower D) absolute; higher E) None of the above because China will produce airplanes and sell them to the United States.

Which of the following will not lead to a leftward shift in the SRAS curve?

A) an increase in wage rates B) an increase in the prices of nonlabor inputs C) an increase in productivity D) an adverse supply shock