Rational Expectations and the Theory of Price Movements

Japanese: 《Rational Expectations and the Theory of Price Movements》(英語表記)RationalExpectationsandtheTheoryofPriceMovements
Rational Expectations and the Theory of Price Movements

...In contrast to the equilibrium state under such perfect information, this hypothesis seeks to elucidate the mechanism of economic fluctuations in situations where only incomplete information is available. This hypothesis was first formulated in 1961 by John Muth in his paper "Rational Expectations and the Theory of Price Movements," but it began to play an important role in macroeconomic analysis in 1972 with Robert E. Lucas, Jr.'s paper "Expectations and the Neutrality of Money." When applying the idea of ​​the rational expectations hypothesis to macroeconomic analysis, the most notable conclusion is that no matter what economic policy the government adopts, individual economic agents will accurately calculate the consequences and act accordingly, so that in the end it will have no effect. ...

*Some of the terminology that refers to "Rational Expectations and the Theory of Price Movements" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…そしてこのような完全情報下の均衡状態との対比において,一般に不完全な情報しか得られないような状況での経済変動のメカニズムを解明しようとするものである。この仮説は,1961年ミュースJohn Muthの論文《Rational Expectations and the Theory of Price Movements》ではじめて定式化されたものであるが,マクロ経済分析で重要な役割を果たすようになったのは72年ルーカスRobert E.Lucas,Jr.の論文《Expectations and the Neutrality of Money》を契機としてである。 合理的期待形成仮説の考え方をマクロ経済分析に適用するとき,その最も顕著な結論は,政府がどのような経済政策をとったとしても,個々の経済主体はその帰結を的確に計算して行動するから,結果としてはなんの影響をも及ぼさなくなってしまうというものである。…

※「《Rational Expectations and the Theory of Price Movements》」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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