When an economy is operating well below its full-employment capacity and the marginal propensity to consume is 3/4, a $10 billion increase in investment will cause the equilibrium income to rise by

Relative to the social optimum, monopoly power tends to lead to

A) underproduction. B) overproduction. C) too much leisure. D) too little leisure.

Modern union leaders are

(a) generally much more conservative than their predecessors in the late 19th and early 20th centuries. (b) generally more radical than their predecessors in the late 19th and early 20th centuries. (c) neither more conservative nor more radical than their predecessors. (d) more radical on issues such as wages and working conditions but more conservative than their predecessors on issues such as abortion and the environment.