All of the following involve thinking at the margin,EXCEPT:
A) If I work another hour,I will beat traffic.
B) I worked eight hours today.
C) My supervisor asked me to work an extra four hours this week.
D) If I work on my day off,I will make an additional $300.

Question

Quizplus · Accepted Answer

Choice B simply states a fact about the past and does not involve considering any incremental changes or additions. All other choices involve thinking at the margin by considering the impact of additional work hours or days on specific outcomes (beating traffic, earning extra income, meeting supervisor's request).

All of the Following Involve Thinking at the Margin,EXCEPT