In a graph of this good’s market, a vertical supply curve intersects a downward-sloping demand curve with nominal interest rate plotted on the (10[1])y-axis. Proponents of a heterodox “Modern” theory named for this good include Stephanie Kelton. (10[1])The producer of this good receives a profit called seigniorage (“SANE-yur-idge”). Types of this good with more inherent value are predicted to disappear by Gresham’s Law. Types of this good are traded in the forex (10[1])market. (10[1]-5[1])Fiscal (10[1])policy (10[1])and policy (10[1])named after this good make up a government’s economic policy. (10[1])Types of this good that have no inherent value are called fiat. (10[1])For 10 points, name this thing that can be exchanged for any good or service. ■END■