When the consumer is at his or her best affordable consumption point, it is the case that the marginal rate of substitution is

If on-the-job training provides general job skills:

a. the employer will never provide such training. b. the employer will always provide such training. c. the employer may provide such training if it increases workers' wages. d. the employer may provide such training if workers accept a lower wage.

Which of the following is an effect of paper recycling on pulpwood?

a. Recycling leads to an increase in acreage devoted to pulpwood. b. Recycling leads to a decrease in acreage devoted to pulpwood. c. Recycling increases the demand for pulpwood. d. Recycling increases the market price of pulpwood.