If, as price increases by 10 percent, total revenue decreases by 10 percent, demand is

If the exchange rate rises as shown by the arrow, the price of American exports to foreigners will be ________, and foreign nations will demand ________ dollars in order to buy ________ American exports

A) higher; fewer; fewer B) cheaper; fewer; more C) cheaper; more; more D) cheaper; fewer; fewer E) higher; more; more

Marginal cost

a. Is the additional cost incurred by producing and selling one more unit b. Is the total cost incurred by producing and selling one more unit c. Is the additional fixed cost incurred by producing and selling one more unit d. None of the above