Ivan has inherited his mother's 1963 Chevrolet Corvette, which he
values at $45,000. He decides that he might be willing to sell it so he
posts it on Craigslist for $55,000. Samantha is interested and willing to pay up to $72,000.Would Ivan and Samantha want to voluntarily engage in trade? How much economic surplus is created for both of them as a result of this exchange? What is the total economic surplus?