Answer:
The firm should pay $46907.57 for the given project.
Explanation:
Given information:
Return = $15000 annually
Time = 5 years
Opportunity cost = 18%
The formula for payment is

where, R is return, OC is opportunity cost, t is time in years.
Substitute R=15000, t=5 and OC=0.18 in the above formula.



Therefore the firm should pay $46907.57 for the given project.
Answer:
The correct answer is D) "producers should not produce one more roast beef sandwich because MC > MB"
Explanation:
Marginal cost (MC) is the additional cost that you provoke when you add an extra unit of goods or services to your company.
Marginal benefit (MB) is the additional benefit that you receive when you add an extra unit of goods or services to your company.
When:
MC > MB (producers shouldn't produce an additional good or service)
MC < MB (Producers should produce an additional good or service)
Answer:
u get free stuff out of it