Technology Shocks and Aggregate Fluctuations: How Well Does the RBC Model Fit Postwar U.S. Data?

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"Technology Shocks and Aggregate Fluctuations: How Well Does the RBC Model Fit Postwar U.S. Data?" is an influential macroeconomics paper by Jordi Galí that empirically evaluates the ability of real business cycle models driven by technology shocks to explain postwar U.S. economic fluctuations.

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Predicate Object
instanceOf academic paper
macroeconomics paper
analyzes labor input response to technology shocks
output dynamics in response to identified technology shocks
approach empirical evaluation of RBC models
author Jordi Galí
challenges standard real business cycle interpretation of business cycles
citationStatus highly cited in macroeconomics literature
conclusion RBC models driven solely by technology shocks have difficulty matching key features of postwar U.S. data
technology shocks account for only a limited fraction of observed output fluctuations
evaluates real business cycle model performance
role of technology shocks in driving output fluctuations
field business cycle theory
empirical macroeconomics
macroeconomics
finds RBC models typically predict an increase in labor input after a positive technology shock
labor input tends to fall on impact after a positive technology shock in the data
focusesOn postwar U.S. macroeconomic data
hasTitle Technology Shocks and Aggregate Fluctuations: How Well Does the RBC Model Fit Postwar U.S. Data? self-link
implication frictions or nominal rigidities may be important for understanding business cycles
influenced development of New Keynesian DSGE models
subsequent research on technology shocks and business cycles
language English
mainTopic aggregate fluctuations
postwar U.S. economy
real business cycle models
technology shocks
methodology identification of technology shocks using long-run restrictions
structural vector autoregression
researchQuestion How well do RBC models driven by technology shocks explain postwar U.S. aggregate fluctuations?
supports importance of demand-side or non-technology shocks in business cycles
usesDataFrom postwar America
surface form: postwar United States

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Jordi Galí hasNotableWork Technology Shocks and Aggregate Fluctuations: How Well Does the RBC Model Fit Postwar U.S. Data?
Technology Shocks and Aggregate Fluctuations: How Well Does the RBC Model Fit Postwar U.S. Data? hasTitle Technology Shocks and Aggregate Fluctuations: How Well Does the RBC Model Fit Postwar U.S. Data? self-link