One can make a very rough estimation of this overall cost for each pollutant, on top of the costs associated with the other three, by multiplying half the marginal cost (to approximate average cost) by the volume of reductions.
It is possible to make accurate cost estimates using math.
5 million for a four-page outline (!) of Jade , then $4 million for One Night Stand . And thanks to his bullheadedness, he exerts more control over production than almost any other screenwriter.