An increase in AD will trigger more inflation under which of the following conditions?

Which of the following explains the ability of the U.S. economy to avoid diminishing marginal returns and experience accelerating growth in the early to mid-20th century?

A) immigration B) additions of a greater amount of capital of the same quality C) a decrease in the quality of labor D) continuing technological change

A crucial feature of early Keynesian business cycle theory is that real wages vary ________, which in fact ________ clearly emerge from U.S. data on wages over time

A) countercyclically, does not B) countercyclically, does C) procyclically, does not D) procyclically, does