Let be the revenue for a production , the cost, and the profit. Then
and the marginal profit for the th unit is defined by
where , , and are the derivatives of , , and , respectively.
Let be the revenue for a production , the cost, and the profit. Then
and the marginal profit for the th unit is defined by
where , , and are the derivatives of , , and , respectively.
Weisstein, Eric W. "Marginal Analysis." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/MarginalAnalysis.html