Multiple Choice
Jake and Zach are identical twins who attended grammar school through college together. Jake took a job as an engineer who does not have to travel out of the state. Zach took a job as an engineer who must travel out of state once a week. Jake earns $125,000 a year, and Zach earns $155,000 a year. Select the best explanation for this wage difference.
A) Zach puts in less effort than Jake.
B) Zach has less human capital than Jake.
C) Zach receives a higher wage to compensate for the disagreeable nature of business travel.
D) Jake's lower salary supports the signaling theory of education.
Correct Answer:

Verified
Correct Answer:
Verified
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