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Economic Definition of law of diminishing marginal utility. Defined.

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Term law of diminishing marginal utility Definition: The principle stating that as more of a good is consumed, eventually each additional unit of the good provides less additional utility--that is, marginal utility decreases. Each subsequent unit of a good is valued less than the previous one. The law of diminishing marginal utility helps explain the negative slope of the demand curve and the law of demand.

 

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