Which one of the following statements best defines the efficient market hypothesis? A) Efficient markets limit competition. B) Security prices in efficient markets remain steady as new information becomes available. C) Mispriced securities are common in efficient markets. D) All securities in an efficient market are zero net present value investments. E) All securities provide the same positive rate of return when the market is efficient.

In general, as long as the number of firms that possess a particular valuable resource or capability is less than the number of firms needed to generate perfect competition dynamics in an industry, that resource or capability can be considered and a potential source of competitive advantage.answers: valuablerareinimitableun-substitutable

Robert black, regional manager for ford in texas and oklahoma, faced a dilemma. the ford f-150 pickup truck was the best-selling pickup ever, yet ford's headquarters in detroit had decided to introduce a completely redesigned f-150. how could mr. black sell both trucks at the same time? he still had "old" f-150s in stock. in his advertising, mr. black referred to the new f-150s as follows: "not a better f-150. just the only truck good enough to be the next f-150." this statement represents ford's of the new f-150.

Which stage of group development involves members introducing themselves to each other?