18. What will happen in the market for frozen vegetables if trucking firms that deliver groceries start a. Supply curve will shift to the right, the demand curve will shift to the left, and price will decrease charging a higher price to ship goods? b. Demand curve will to the left, Quantity supplied will lower and price will decrease c. Supply curve will shift to the left, quantity demanded will decrease and price will increase d. Quantity supplied and quantity demanded will decrease and price will remain unchanged. 19. Demand curves a. slope upwards from left to right b. slope downwards from left to right c. show a positive relationship d. slope downward from right to left 20. If a manufacturer introduces a new product with a successful advertising campaign and an artificially low introductory price, which of these will most likely result? a. Surplus b. Rationing C. Equilibrium d. Shortage conclude 21. If the price of Product X falls and this causes the demand for Product Y to shift to the right, then we can a. X and Y are substitutes b. X and Y are inferior goods c. X and Y are complements oque d. X and Y are normal goods conclude 22. If an increase in the price of Product X causes an increase in the demand for Product Y, we can a. They are complements b. They are both inferior goods c. They are substitutes d. They are both normal goods 23. What will happen in the car market if consumers expect higher prices in the near future? a. Demand for cars will decrease b. The supply of cars will drop c. The demand for cars will not change d. Demand for cars will increase