As Part of a Tenth-Grade "Social Living" Course, a Teacher

question 68

Multiple Choice

As part of a tenth-grade "Social Living" course, a teacher has a guest speaker come to his classroom to talk about the dangers of drug use. The guest speaker is a former drug dealer and hardcore drug user, who became involved in crime as a result of his connection to drugs, spent many years in jail, later entered a drug rehabilitation program, and finally cleaned up his act. Social psychologists would refer to this kind of communicator as a(n) ____.

• A)sleeper source
• B)convert communicator
• C)normative communicator
• D)implicit source

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Definitions:

Cost-output Elasticity

Cost-output elasticity measures the responsiveness of the cost of production to changes in the quantity of output produced, indicating the scale economies in production.

Economies of Scale

Cost advantages that enterprises obtain due to their scale of operation, with cost per unit of output generally decreasing with increasing scale.

Marginal Cost

The expenditure required to produce an additional unit of a product.

Short-run Cost Function

An economic formula that describes how production costs change in the short term with varying levels of output, assuming some inputs are fixed.