Let's say Patric's car sales dealership buys a used car for $18500, repairs it, and resells it for $23450. The result of this transaction is to Question 27 options: insufficient information to know. increase the value of national product by $4950. decrease the value of national product by $18500. increase the value of national product by $23450. leave the value of national product unchanged, since it is an old car.