Suppose there are only two goods: electronic watches and toys. The cost of producing 1 unit of electronic watches in Hong Kong is 5 units of toys
(a)Calculate the cost of producing 1 unit of toys in Hong Kong.
(b)Explain if Hong Kong has a comparative advantage in producing watches or toys based on the information provided and your answer in (a).
(c)Suppose the terms of trade is 1 unit of electronic watches can exchange for 6 units of toys. If there are no transport costs and transaction costs, explain which goods will be exported by Hong Kong. And what is Hong Kong's unit gain from exports? Briefly explain.