interact in markets
The field of economics is traditionally divided into two broad subfields.
Microeconomics is the study of how households and firms make decisions and macroeconomics
how they interact in specific markets. Macroeconomics is the study of economy- the study of economy-wide
wide phenomena. A microeconomist might study the effects of rent control on phenomena,
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28 PA R T O N E INTRODUCTION
macroeconomist might study the effects of borrowing by the federal government,
the changes over time in the economy's rate of unemployment,
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