Economics 19th Edition by Stanley Brue, Cambell McConnell, Campbell McConnell, Sean Masaki Flynn, Sean Flynn

Exercise 1

The supply-of-labor curve S slopes upward in graph (a) because:
A) the law of diminishing marginal utility applies.
B) the law of diminishing returns applies.
C) workers can afford to "buy" more leisure when their wage rates rise.
D) higher wages are needed to attract workers away from other labor markets, household activities, and leisure.