Marginal utility is the

Autility a consumer derives from a particular good.

Bchange in total utility when the consumer buys extra units of a good.

Cchange in total utility resulting from adding one unit to the consumer's stock of a good.

Dchange in total utility resulting from a change in the price of a good.

Explanation

MU = \frac{\Delta TU}{\Delta Q}

— marginal utility is the change in total utility from consuming one additional unit.

ZIMSEC Economics Paper 1, November 2010, Q9

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