What Social Threat to Internal Validity Occurs Because a Comparison

question 68

Multiple Choice

What social threat to internal validity occurs because a comparison group learns about the program either directly or indirectly from program group participants?

• A)diffusion of treatment
• B)compensatory rivalry
• C)resentful demoralization
• D)compensatory equalization

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Definitions:

Competitive Market

A market structure where many buyers and sellers exchange homogeneous products and no single participant has the power to significantly influence the price of the product.

Economic Profits

The difference between the total revenue earned by a business and the total costs (both explicit and implicit) of all inputs used, representing the additional gain over and above the opportunity costs.

Accounting Profits

The difference between total revenue and explicit costs; essentially the bottom line of a company's income statement.

Perfectly Competitive

A market structure characterized by a large number of small firms, homogenous products, and free entry and exit, where no single firm has market power.