Distinguishing Optimal vs. Pessimal Production Levels
Imagine a market analyst identifies a production quantity, Q', where the marginal benefit to society from the last unit produced is exactly equal to its marginal cost. A colleague argues that this automatically means Q' is the socially optimal output level that maximizes total welfare. However, a senior economist cautions that this conclusion is premature.
Critique the colleague's argument. In your response, explain the circumstances under which a quantity where marginal benefit equals marginal cost could actually represent a welfare minimum instead of a maximum. What characteristic related to the marginal cost and marginal benefit curves must be examined to definitively confirm that Q' maximizes social welfare?
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Introduction to Microeconomics Course
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