Econ Problem Set

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Question 1 Suppose you are considering whether to go to Paris with a group of classmates during your summer holidays. The round trip airfare from Hong Kong to Paris is $6000, but you can select to pay this airfare with a frequent-flyer coupon. All other relevant costs for the vacation in Paris are $10,000. The most you would be willing to pay for the Paris vacation is $19,000. This amount is your benefit of taking the vacation in Paris. You only alternative use for you frequent-flyer coupon is your trip to New York after summer holidays and this is a trip that you must make. The Hong Kong-New York round-trip airfare is $8,000 a) Suppose you decide to use the frequent-flyer coupon for the Paris trip. What is the opportunity cost of using this coupon? Briefly explain your calculation. b) What are the economic costs and economic surplus of your trip to Paris if you use the frequent-flyer coupon for the trip? Briefly explain your answer c) Should you use the frequent-flyer coupon for the trip to Paris or use it for the trip to New York? Briefly explain you answer. ANS Part 1 has revealed the definition of opportunity cost and principles of making economic decisions and helps us apply them in specific cases. Sometimes people may mistake economical costs for explicit cost and neglected the opportunity cost in daily life. As for making decisions, there might be a possibility that people did not calculate the entire cost or benefit but parts of them. 1 a The opportunity cost of an action is the best alternative forgone to undertake that action. The opportunity cost of using frequent-flyer coupon for the Paris is $8,000. In this case, to use the coupon for the round trip airfare to Paris, the best alternative of using the coupon to New York is given up. As a result, the opportunity cost in this situation is the value of the round trip airfare to New York which

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