Slopes of lines are especially important in economics because
A) they measure marginal changes.
B) they always tell us something about profits.
C) positive slopes are always preferred to negative slopes.
D) they always relate to resource and output scarcity.

Question

Quizplus · Accepted Answer

Slopes of lines in economics represent the rate of change or the marginal effect of one variable on another. This is particularly important in measuring marginal changes in economic variables such as production, costs, revenues, and profits.

Slopes of Lines Are Especially Important in Economics Because