Use the following to answer questions:
-(Table: Security in a Residential Community) Look at the table Security in a Residential Community. The marginal cost of hiring the second security guard is _____, and the marginal social benefit is _____.
A) $150; $200
B) $450; $1,800
C) $150; $600
D) $450; $600

Question

Use the following to answer questions: 
-(Table: Security in a Residential Community) Look at the table Security in a Residential Community. The marginal cost of hiring the second security guard is _____, and the marginal social benefit is _____.
A) $150; $200 
B) $450; $1,800 
C) $150; $600 
D) $450; $600

Quizplus · Accepted Answer

The marginal cost of hiring the second security guard is the difference in total cost between hiring one and two guards, which is $150. The marginal social benefit is the difference in total benefit between one and two guards, which is $600.

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