Welcome to economics!

OpenStax

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What is economics, and why is it important?

Microeconomics and macroeconomics

How economists use theories and models to understand economic issues

How economies can be organized: an overview of economic systems

Source: OpenStax, Principles of macroeconomics for ap® courses. OpenStax CNX. Aug 24, 2015 Download for free at http://legacy.cnx.org/content/col11864/1.2

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