r6. When is it not possible for individuals to arrange transaction that creates additional economic surplus? When ra. price is above equilibrium rb. price is below equilibrium C. price is at equilibrium rd. there is a shortage re there is a surplus6 . When is it not possible for individuals to arrange a transaction that creates additional economic surplus? When a. price is above equilibrium. b. price is below equilibrium. c. price is at equilibrium. d. there is a shortage. e there is a surplus