Figure 18-12. The figure shows the relationship between the number of mechanics hired and the number of car repairs performed per day at a car-repair shop. 
-Refer to Figure 18-12. If the shop charges $150 per repair and pays each of its mechanics a wage of $700 per day, then what is the marginal profit of the second mechanic?
Definitions:
Human Behavior
Refers to the range of actions and mannerisms exhibited by humans in conjunction with their internal and external stimuli.
Jealousy
An emotion experienced when a person perceives a threat to a valued relationship from a third party.
Sexual Loyalty
Refers to the fidelity and exclusivity in romantic or sexual relationships, upholding commitments and refraining from extramarital or extrarelational affairs.
Emotional Loyalty
A customer's emotional attachment to a brand, going beyond rational and transactional elements.
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