Leht-set barriers. 5. microsoft and its operating system are often cited as an example of a company that grew through: a. ownership of a resource b. patents c. network externalities. d. large economies of scale into a monopolis more difficult: 6. hank runs a pedicure business in a perfectly competitive industry. he knows that he will break even (economic profit $0) if the price of pedicures is $15 but that he will have to shut down if the price is $11. if the market demand in the industry is p = 30-(02)q and the market supply is p = (0.2)q in the short run, hank will: a. shut down, since he cannot cover any of his variable costs b. produce, but just break even. c. produce with a loss, since he is operating below his break-even level. d. shut down, although his is making a positive economic profit. using the equations, determine price and quantity for hank's firm. 7. refer to question #