Susan can pick 4 pounds of coffee beans in an hour or gather 2 pounds of nuts. Tom can pick 2 pounds of coffee beans in an hour or gather 4 pounds of nuts. Each works 6 hours per day. Assume that Tom and Susan specialize according to their comparative advantage to produce coffee beans and nuts. a. Suppose that Susan and Tom could buy or sell coffee beans and nuts in the world market at a price of $2 per pound for coffee beans and $2 per pound for nuts. B. If each person specialized completely in the good for which he or she had a comparative advantage, how much could they earn by selling all they produce (Tom's earnings plus Susan's earnings)

Which of the following businesses is most likely to disrupt an existing industry? a. closer connex developed an earphone that receives emails and text messages and converts them to voice messages. the first models had poor reception, but they rapidly improved over time. b. mega technologies reconfigured the components used in its touchscreen tablets to create a new type of wearable device for use in restaurants and other service industries. c. particle inc. developed a teleportation technology that can transport physical materials instantaneously across great distances. d. altrea added advanced camera technology to its premium line of smartphones so that they would take the highest-quality photos of all phones on the market.