E. NIiscellaneons 29. The demand for illegal drugs in Bigg City is inelastic. Addicts support their habits by robbing convenience stores. The police commissioner increases street patrols that target drug pushers, causing drug supply to decrease. Will robberies increase or decrease? Explain. 30. Bill and Phil are twins who are identical in every way except that Phil consumes 50% more frozen spinach at every price. Assuming that both have linear demand curves, show that their spinach PEDs are the same at every price. (Hint: start by drawing a graph.)