Suppose 10 Citizens Each Derive Marginal Benefit from Traffic Lights

question 65

Multiple Choice

Suppose 10 citizens each derive marginal benefit from traffic lights according to the function MB = 10 - Q.If traffic lights cost $10 each to produce,what is the efficient quantity of traffic lights?

• A) 9 traffic lights
• B) 12 traffic lights
• C) 8 traffic lights
• D) 1 traffic light

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