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... Mechanism Design This lecture is mostly based on Chapter 14 “Mechanism Design” of Tadelis (2013). There are many economic and political situations in which some central authority wishes to implement a decision ... 完全なドキュメントを参照

... (b) Let p be a probability that player 2 would choose Rock, and q be a probability that she chooses Paper. Note that her probability of choosing Scissors is written as 1 p q. Under mixed strategy Nash equilibrium, ... 完全なドキュメントを参照

... student s prefers an empty slot at school c to her own assignment, and (nw2) and (nw3) mean that legal constraints are not violated when s is assigned the empty slot without changing other students’ ... 完全なドキュメントを参照

... るい ひとみ ひとみ ひとみ ひとみ あい あい あい あい 1 位 位 位 位 ともき ともき ともき ともき ともき ともき ともき ともき だいき だいき だいき だいき 2 位 位 位 位 こうき こうき こうき こうき こうき こうき こうき こうき ともき ともき ともき ともき 3 位 位 位 位 だいき だいき だいき だいき だいき だいき だいき だいき こうき こうき こうき こうき ... 完全なドキュメントを参照

... Using this minimax theorem, answer the following questions. (b) Show that Nash equilibria are interchangeable; if and are two Nash equilibria, then and are also Nash equilibria. (c) Show that each player’s payo¤ ... 完全なドキュメントを参照

... A good is called normal (resp. inferior) if consumption of it increases (resp. declines) as income increases, holding prices constant.. Show the following claims.[r] ... 完全なドキュメントを参照

... Solve the following problems in Snyder and Nicholson (11th):. 1.[r] ... 完全なドキュメントを参照

... Let w = (w 1 , w 2 , w 3 , w 4 ) ≫ 0 be factor prices and y be an (target) output. (a) Does the production function exhibit increasing, constant or decreasing returns to scale? Explain. (b) Calculate the ... 完全なドキュメントを参照

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すべてのプレーヤーに支配戦略が無いゲームでも解け る場合がある
「支配される戦略の逐次消去」（後述）
（お互いの行動に関する）「正しい予想の共有＋合理性」 によってナッシュ均衡は実現する！ ... 完全なドキュメントを参照

... How to Measure Welfare Change | 厚生の変化をどうはかるか？ When the economic environment or market outcome changes, a consumer may be made better off ( 改善 ) or worse off ( 悪化 ). Economists often want to measure how consumers ... 完全なドキュメントを参照

... However, it is difficult to assess how reasonable some axioms are without having in mind a specific bargaining procedure. In particular, IIA and PAR are hard to defend in the abstract. Unless we can find a sensible ... 完全なドキュメントを参照

... (d) Suppose that this game is played finitely many times, say T (≥ 2) times. De- rive the subgame perfect Nash equilibrium of such a finitely repeated game. Assume that payoff of each player is sum of each period ... 完全なドキュメントを参照

... Hint: Your answers in (a) – (c) may change depending on the value of θ. 4. Duopoly (20 points) Consider a duopoly game in which two firms, denoted by firm 1 and firm 2, simul- taneously and independently select ... 完全なドキュメントを参照

... Proof of Pratt’s Theorem (1) Sketch of the Proof. To establish (i) ⇔ (iii), it is enough to show that P is positively related to r. Let ε be a “small” random variable with expectation of zero, i.e., E(ε) = 0. The ... 完全なドキュメントを参照

... Solve the following problems in Snyder and Nicholson (11th):. 1.[r] ... 完全なドキュメントを参照

... (a) Find a Bayesian Nash equilibrium of the game in pure strategies in which each player i accepts an exchange if and only if the value v i does not exceed some threshold θ i (b) How would your answer to (a) change if ... 完全なドキュメントを参照

... Solve the following problems in Snyder and Nicholson (11th):. 1.[r] ... 完全なドキュメントを参照

... Solve the following problems in Snyder and Nicholson (11th):. 1.[r] ... 完全なドキュメントを参照

... Overlapping Generations Model (2) Proof Suppose that each member of generation t + 1 transfers one unit of its endowment to generation t. Now generation 1 is better off since it receives 3 unit of consumption in ... 完全なドキュメントを参照

... (a) If a consumer’s preference is complete and transitive, her demand behaviors always satisfy the weak axiom of revealed preference. (b) Even if a firm’s technology shows increasing return to scale, the ... 完全なドキュメントを参照