Establishing different prices for similar products to reflect differences in marginal cost in providing those goods to different groups of buyers is

When the government's outlays equal its tax revenue, then the budget

A) is in deficit. B) is in surplus. C) is balanced. D) could be either in surplus or deficit. E) is legal only because expenditures equal tax revenues.

Marginal cost is calculated for a particular increase in output by

A) dividing the change in total cost by the change in output. B) dividing the total cost by the change in output. C) multiplying the total cost by the change in output. D) multiplying the change in total cost by the change in output.