Which Research Method Gives Researchers the Ability to Infer a Cause-And-Effect

question 28

Multiple Choice

Which research method gives researchers the ability to infer a cause-and-effect relationship

• A) correlational 
• B) experimental 
• C) case history 
• D) empirical

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Definitions:

Herfindahl Index

A measure of market concentration used to evaluate the level of competition within an industry.

Market Shares

The portion of a market controlled by a particular company or product, often expressed as a percentage of total sales.

Herfindahl Index

A measure of the concentration and competitiveness of an industry, calculated by summing the squares of the market shares of each firm within the industry.

Four-Firm Concentration Ratio

a measure of market concentration and competition among the four largest firms in an industry, expressed as a percentage of total market sales.