> Not innovating, maintaining high prices, and price-gouging are unstable activities for a monopoly Depends how good their moat is. Or how deep their pockets a

> Not innovating, maintaining high prices, and price-gouging are unstable activities for a monopoly Depends how good their moat is. Or how deep their pockets are, because they can often bribe to keep their competitors out (Intel vs AMD). Or just buy their competitor outright.