The long-run labor demand curve is relatively flatter than the short-run labor demand curve because, in the short run,

Plots of land differ in

a. quality of soil. b. topography. c. proximity to marketplaces. d. All of the above are correct.

Costs that are borne solely by the individuals who incur them are called

A) private costs. B) public costs. C) social costs. D) implicit costs.