In Griggs v. Duke Power Company, the Supreme Court allowed intelligence tests by employers to screen potential workers

Economic growth tends to be higher in a country that

A) has an open economy that encourages the rapid spread of technology. B) does not grant patents to investors. C) has a low saving rate. D) has an undeveloped system of property rights.

Suppose an initial increase in government expenditure increases output by $50,000 . If the size of the multiplier is 2.5, the size of the initial increase in government expenditure was: a. $25,000

b. $20,000. c. $12,5000. d. $1250. e. $30,000.