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If two uncharged objects are rubbed together and one of them acquires a positive charge then the other one
Total Cost Function
A mathematical representation of the total economic cost of production, which includes both fixed and variable costs, as a function of output level.
Fixed Cost
An expense that remains constant regardless of the volume of products or services produced or sold.
Variable Cost
Expenses that directly fluctuate in relation to the amount of goods or services produced, including labor and materials.
Marginal Cost
The increase in cost resulting from the production of an extra product or service unit.
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