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Imagine that you are testing the relative effectiveness of a new reading program for English-speaking vs. bilingual children using a quasi-experimental design. What are some of the steps you would take to obtain equivalent groups for your experiment?
Network Externalities
Economic effects that occur when the value or utility of a product or service to a user depends on how many other users there are.
Buy a Unit
The action of purchasing a single item or measure of a product for a specified price.
Perceived Market Share
An estimate of the fraction of total market sales captured by a firm, based on the perception of consumers or the firm itself.
Actual Market Share
The real or actual percentage of a market controlled by a company or product, measured by sales volume or revenue.
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