This is the market for shipping pollution. The optimal quantity and the optimal tax per unit of pollution can be found at the intersection of MAC and MD. As the quantity of pollution decreases (emissions), the cost to decrease each marginal unit of pollution increases.
DescriptionMarkert for Shipping Pollution.png
English: This graph shows the market for shipping pollution. It illustrates that by reducing emissions one can reach a socially optimal quantity of pollution and a socially optimal amount of tax.
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