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________ are distinguished by the fact that the researcher can randomly assign test units to experimental groups and also randomly assign treatments to experimental groups.
Elastic
Describes a condition in economics where the demand or supply for a product is sensitive to changes in price, leading to significant changes in quantity demanded or supplied.
Herfindahl Index
A measure of market concentration, determining the competitiveness of an industry based on the sum of the squares of the market shares of all firms within it.
Product Differentiation
The strategy of distinguishing a product or service from others in the market to make it more attractive to a particular target market.
Herfindahl Index
A measure of market concentration that squares the market share of each firm competing in the market and sums the resulting numbers, used to assess the competitiveness of a market.
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