Transcription of Macroeconomics: an Introduction
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Macroeconomics: an IntroductionJes us Fern andez-VillaverdeUniversity of Pennsylvania1 The Scope of Macroeconomics Microeconomics: Object of interest is a single (or small number of)household orfirm. Macroeconomics: Object of interest is the entire economy. We caremostly about:1. between Macro and Micro Micro and Macro are consistent applications of standard neoclassicaltheory. Unifying theme, EQUILIBRIUM APPROACH:1. Agents optimize given preferences and Agents actions are compatible with each other. This requires:1. Explicit about Models as are the Requirements of Theory? Well articulated models with sharp predictions.
Computing GDP through Production • Calculate nominal GDP by adding value of production of all industries: production surveys. • Problem of double-counting: i.e. USX and GM. • Value Added=Revenue−Intermediate Goods. • Nominal GDP=Sum of Value Added of all Industries. 6
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