C.2 Average and marginal cost | Cost - Microeconomics

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This video explains how average and marginal costs are calculated. Starting from fixed and variable costs, we analyse how average and marginal costs behave.
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[@GeomaticsEngineer]

Interesting point. But you said MC=dTC/dx, so when MC is a a minimum and not touching zero .. which it is not. The TC curve would not be horizontal. Horizontal TC would imply zero cost per additional units and therefore MC=0. You need to revise this video.