Question 4 - The payments system (10 points). Suppose the old bankers in the cen- tral island own $5, 000, 000 of at money and creditors are owed $7, 500, 000. 1. Compute the price at which creditors will be able to sell the debt they own. 2. How much interest will a bank be willing to pay after the the debtors have arrived in order to have one more dollar of at money? 3. Suppose the central bank is willing to purchase $2, 000, 000 worth of debt. What will the price of debt be in that case