# トップPDF Lec1 12 最近の更新履歴 yyasuda's website

### Lec1 12 最近の更新履歴 yyasuda's website

**1**, · · · , n. We now have to show that p ∗ is a competitive equilibrium. Using Warlas’ law, we can show that z i (p ∗ ) = 0 for all i. It is common to show the existence of equilibrium by applying a ...

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### Final1 12 最近の更新履歴 yyasuda's website

**s**lemma. (c) Using envelope theorem, derive either (a) Roy’

**s**identity, or (b) ...

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### Lec1 最近の更新履歴 yyasuda's website

**の**中身を見ていこう！ まずは

**1**時点

**の**（静学的な）ゲームを分析 各プレイヤーは独立かつ同時に戦略を決定 相手

**の**決定を知らずに自分

**の**戦略を決めるような状況 決定

**の**タイミングは文字通り“同時”である必要は無い！ ...

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### Midterm 最近の更新履歴 yyasuda's website

**1**and 2, simultaneously choose how many hours to spend maintaining a beautiful lawn (denoted by l

**1**and l 2 ...that

**1**’

**s**payoff is expressed ...

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### PS1 最近の更新履歴 yyasuda's website

**s**behavior cannot be fully rationalized. Hint: Assume there is some preference relation % that fully ...

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### PQ1 最近の更新履歴 yyasuda's website

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### PS1 最近の更新履歴 yyasuda's website

**1**, x 2 ) and v(x

**1**, x 2 ) are both homogeneous of degree r, then

**s**(x

**1**, x 2 ) := u(x

**1**, x 2 ) + v(x

**1**, x 2 ) is also homogeneous of degree ...u(x

**1**, x 2 ) and ...

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### Micro1 最近の更新履歴 yyasuda's website

**s**Identity | もっとロア

**の**恒等式 Roy’

**s**identity says that the consumer’

**s**Marshallian demand for good i is simply the ratio of the partial derivatives of indirect utility with respect to p i ...

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### Lec1 最近の更新履歴 yyasuda's website

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### PS1 最近の更新履歴 yyasuda's website

**1**+ . (a) Show that if V is concave, U is quasi-concave. (b) Show ...

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### PQ1 最近の更新履歴 yyasuda's website

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### EX1 最近の更新履歴 yyasuda's website

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### PS1 最近の更新履歴 yyasuda's website

**1**+ . (a) Show that if V is concave, U is quasi-concave. (b) Show ...

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### Final 最近の更新履歴 yyasuda's website

**1**and Firm 2, simultaneously and independently select their own prices, p

**1**and p 2 , respectively. The firms’ ...

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### en 最近の更新履歴 yyasuda's website

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### Lec2 1 最近の更新履歴 yyasuda's website

**1**− α) ◦ y ∼ (

**1**− α) ◦ y ⊕ α ◦ x: The consumer does not care about the order in which the lottery is described. 3 β ◦ (α ◦ x ⊕ (

**1**− α) ◦ y) ⊕ (

**1**− β) ◦ y ∼ (βα) ◦ x ⊕ (

**1**− ...

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### Final1 13 最近の更新履歴 yyasuda's website

**1**and a consumption good x 2 . Ann and Bob have equal en- dowments of time (= ω ...

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### Midterm1 14 最近の更新履歴 yyasuda's website

**s**method ...

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### Final1 14 最近の更新履歴 yyasuda's website

**1**, the marginal product of x 2 must be negative. (c) Let (x, p) be a competitive equilibrium. Suppose u i (y i ) > u i (x i ) for some bundle y i . Then show that p · y i > p · x i . Does ...

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### Lec1 最近の更新履歴 yyasuda's website

**1**] such that v(

**s**) ◦ M ⊕ (

**1**− v(

**s**)) ◦ m ∼ [

**s**] where [

**s**] is a certain lottery with prize

**s**, ...=

**1**◦

**s**. In particular, v(M ) =

**1**and v(m) = ...

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