-Refer to Figure 15-5

question 61

Multiple Choice

-Refer to Figure 15-5. If, because of an externality, the economically efficient output is Q₂ and not the current equilibrium output of Q₁, what does D₁ represent?

• A) the demand curve reflecting external benefits
• B) the demand curve reflecting social benefits
• C) the demand curve reflecting private benefits
• D) the demand curve reflecting the sum of private and social benefits

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Definitions:

Electromechanical

Pertaining to systems or devices combining electrical and mechanical components.

PLC Retentive Timer

A type of timer in a Programmable Logic Controller (PLC) that retains its value even after a power loss or when the PLC goes into a stop mode.

Motor(s) Operating

Refers to the condition where one or more electric motors are in the process of working or running.