1) The following are the assumed supply and demand schedules for hamburgers in Collegetown: Demand Schedule Supply Schedule Price ($) Quantity Demanded Price ($) Quantity Supplied 2.75 14 2.75 32 2.50 18 2.50 30 2.25 22 2.25 28 2.00 26 2.00 26 1.75 30 1.75 24 1.50 34 1.50 22 a) Plot the Supply and Demand curves and indicate the equilibrium price and quantity. b) What effect would be a decrease in the price of beef (a hamburger input) have on the equilibrium price and quantity of hamburgers, assuming all other things remained constant? Explain your answer with the help of a diagram. c) What effect would an increase in the price of pizza (a substitute commodity) have on the equilibrium price and quantity of hamburgers, assuming again all other things remained constant? Explain your answer with the help of a diagram