Examlex
________ is a type of validity that addresses the question of what construct or characteristic the scale is measuring.An attempt is made to answer theoretical questions of why a scale works and what deductions can be made concerning the theory underlying the scale.
Marginal Utility
The heightened enjoyment or value gained from the consumption of one more unit of a good or service.
Health Cost
The expenses associated with healthcare services, including prevention, treatment, and rehabilitation.
Economies of Scale
The cost advantages that enterprises obtain due to their scale of operation, leading to a reduction in the per-unit cost of production as the size of the operation grows.
Product Variety
Refers to the assortment of different goods and services that a firm offers to its customers, highlighting the diversity within a product line.
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