課程名稱：經濟學 課程性質：必修 課程範圍：生產者決策的基礎、獨占、不完全競爭市場 開課教師：曾巨威教授 開課學院：社科院 開課系級：經濟系 考試日期(年月日)：98/04/21 考試時限(Mins)：110mins 試題本文： 一、假設市場為完全競爭(perfect competition)，請按下列敘述詳細解釋其意。 (1)A perfectly competitive firm faces a demand curve that is horizontal at the market price. (2)A competitive firm's supply curve is its MC curve for all prices above AVC,and a vertical line at zero units for all prices below AVC. 二、Assumed that the market for carboard is perfectly competitive. In each of the following scenarios, should a typical firm continue to produce or should it shut down in the short run? Draw a diagram that illustrate the firm's situation in each case. (1) minimum ATC =$2.00 minimum AVC =$1.50 market price=$1.75 (2) MR =$1.00 minimum AVC =$1.50 minimum ATC =$1.75 三、假設市場為獨占(monopoly)，請按下列敘述詳細解釋其意。 (1)All else equal, a monopoly market will have a higher price and lower output than a perfectly competitive market. (2)Price discrimination occurs when a firm charge different price to different customers for reasons other than difference in costs. 四、Draw demand, MR, and ATC curves that show a monopoly that is just breaking even. 五、假設市場為獨占性競爭(monopolistic competition)，請按下列敘述解釋其意。 (1)Under monopolistic competition, firms can earn positive or negative economic profit in the short run. But in the long run, free entry and exit will ensure that each firm earns zero economic profit, just as under perfect competition. (2)In the long run, a monopolistic competitor will operate with excess capacity─that is, it will not sell enough output to achieve to minimum cost per unit. 六、假設市場為寡占(Oligopoly)，請按下列敘述詳細解釋其意。 (1)Game thoery means an approach to modeling the strategic interaction of oligopolists in terms of moves and countermoves. (2)A Nash equilibrium is a contribution of strategies in which each player is making the best choice for him or herself, give the choice of all players. 七、試解釋下列各名詞︰ (1) Tacit collusion (2) Cartel (3) Antitrust Law (4) nonprice competition (5) payoff matrix ※ 編輯: yggub 來自: 140.119.130.44 (06/23 13:09)