A Common Finding in the Study of Aggression Is That

question 53

Multiple Choice

A common finding in the study of aggression is that exposure to television is associated with increased aggressive behavior in children. You know this relationship may not be causal because you are not sure which occurred first: watching television or being aggressive. You are questioning which of the following rules of causation?

• A)the criterion of covariance
• B)the criterion of temporal precedence
• C)the third-variable criterion
• D)the criterion of external validity

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Definitions:

Perfectly Elastic

A situation in economics where the quantity demanded or supplied changes by an infinite amount in response to any change in price; depicted by a horizontal line in price-quantity graphs.

Collusion

Cooperation among producers to limit production and raise prices so as to raise one another’s profits.

Barriers To Entry

Barriers to entry are obstacles that make it difficult for new competitors to enter an industry, including high initial investment costs, strict regulations, or strong brand loyalty among existing customers.

Perfect Competition

A market structure characterized by a large number of small firms, a homogeneous product, free entry and exit, and perfect information.