AutoSave OFF AH ? CGOP6 ... Document1 Home Insert Draw Design Layout References Mailings Review View ? Tell me Calibri (Bo... 12 A A Aav Ap - V AaBbCcDdEe Aa BbCcDdEe AaBbCcDc B IUvab X x A DAY Normal Paste No Spacing Heading 1 3.Monopolistic competition is monopolistic up to the point at which consumers become willing to buy close-substitute products and competitive beyond that point. "Explain 5.Why do oligopolies exist? List five or six oligopolists whose products you own or regularly purchase. What distinguishes oligopoly from monopolistic competition? 10.Why is there so much advertising in monopolistic competition and oligopoly? How does such advertising help consumers and promote efficiency? Why might it be excessive at times? 11. Why have tech firms with near monopolies in their own sectors sought to compete with tech firms that have extremely strong, near-monopoly positions in other sectors