(Scenario: Private and External Benefits)Use Scenario: Private and External Benefits

question 7

Multiple Choice

(Scenario: Private and External Benefits) Use Scenario: Private and External Benefits.How many hours of lawn upkeep will occur in this community,and what will be the marginal private benefit of such upkeep? Scenario: Private and External Benefits
A small community finds that tidy lawns and neighborhoods provide both private and external benefits.They determine that the marginal private benefit (MPB) of lawns can be represented by the equation MPB = 50 - 0.5Q,where Q is the number of hours spent on keeping lawns tidy.The marginal private cost (MPC) of such lawn upkeep is represented by the equation MPC = 0.5Q,where Q is again the number of hours engaged in lawn upkeep.

• A)50 hours and $50
• B)45 hours and $20
• C)50 hours and $25
• D)100 hours and $50

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Definitions:

Cash Flow Stream

A series of cash inflows and outflows over a period, associated with an investment, project, or business operation.

Interest Rate

The cost of borrowing money or the amount paid for the use of funds, expressed as a percentage of the principal.

Effective Annual Rates

The effective annual rate (EAR) is the actual interest rate that an investment earns due to compounding over a given period, usually one year.

Nominal Rate

The interest rate before adjustments for inflation, representing the face value of financial products.