Total Cost = Total Fixed Cost + Total Variable Cost
Average Fixed Cost = Total Fixed Cost/Output Quantity
Average Variable Cost = Total Variable Cost/Output Quantity
Average Total Cost = Total Cost/Output Quantity
Marginal Cost = ∆ in Total Cost/∆ in Output Quantity
Marginal Revenue = ∆ in Total Revenue that results from selling 1 more unit of output.
Total Revenue = Price x Quantity Output (McConnell, 2010)
2. The MC=MR rule is “The principle that a firm will maximize its profit