If George's MPS is 0.75 and he earns an additional $1,000, how much would he spend?

If the required reserve ratio is 15 percent, the simple deposit multiplier is

A) 15.0. B) 1.5. C) 6.67. D) 3.33.

The marginal cost curve is:

A. upsloping because of increasing marginal opportunity costs. B. upsloping because successive units of a specific product yield less and less extra utility. C. downsloping because of increasing marginal opportunity costs. D. downsloping because successive units of a specific product yield less and less extra utility.