Stowell earns 20% interest compounded annually on his savings. He will deposit $1,500 today, $1,650 one year from today, and $1,820 two years from today. What will be the account balance three years from today

Plastic and steel are substitutes in the production of body panels for certain automobiles. if the price of plastic increases, with other things remaining the same, we would expect: a) the demand curve for plastic to shift to the left. b) the price of steel to fall. c) the demand curve for steel to shift to the left d) nothing to happen to steel because it is only a substitute for plastic. e) the demand curve for steel to shift to the right