听说很多人都开不出来? 怎麽我每次开都行呀..真怪....>.< 如下....大家努力吧:) Econ Homework 7(Due 05/05/04') Paper-Airplane Firm's Decision Making: I. You are the owner of a paper airplane factory. Assuming that the paper airplane market is perfectly competitive and the production only needs labor inputs, you need to decide how many "folders" to hire and how to respond quickly to the market price variation. The production function for the factory looks like this: Numbers of "Folders" Airplanes manufactured per day 0 0 1 10 2 25 3 40 4 50 5 55 6 59 7 61 8 62 (a) Graph the production function and indicate the sections of constant, increasing, or diminishing returns to scale (b) Calculate the marginal product of hiring additional folder. II. The overhead costs of the factory are $200 per day, and the cost of paying a "folder" for a day is $40. With this information, and the information in problem I, (a) Make up a table with column headings in this order: Output, Labor required, Total variable cost, Total cost, Marginal cost, Average variable cost, and Average cost. (b) Graph the total cost curve. (c) On a another graph, draw the marginal cost curve, the average cost curve, and the average variable cost curve. (c) Identify the minimum average cost and minimum average variable cost output level from (c). --

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