Which of the Following Is an Example of a Positive

question 21

Multiple Choice

Which of the following is an example of a positive externality?

• A)Local high school teachers have pizza delivered every Friday for lunch.
• B)Your neighbor plants a nice garden in front of his house.
• C)An avid fisherman buys new fishing gear for his next fishing trip.
• D)A local manufacturing plant pollutes a nearby stream.

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Definitions:

Diffusion

The process by which an innovation is communicated through certain channels over time among members of a social system.

Control

In experimental research, the standard by which test results are compared, often a group that does not receive the experimental treatment.

Within-subject Design

A research design where the same participants are subjected to each condition of an experiment, allowing comparison of their performance across conditions.

Experimental Condition

In research, this is the set of conditions applied to subjects that is manipulated by the researcher to observe its effects compared to a control condition.