<P> Macroeconomics ( from the Greek prefix makro - meaning `` large '' and economics ) is a branch of economics dealing with the performance , structure , behavior , and decision - making of an economy as a whole . This includes national , regional , and global economies . Macroeconomics and microeconomics , a pair of terms coined by Ragnar Frisch , are the two most general fields in economics . In contrast to macroeconomics , microeconomics is the branch of economics that studies the behavior of individuals and firms in making decisions and the interactions among these individuals and firms in narrowly - defined markets . </P>
<P> Macroeconomics ( from the Greek prefix makro - meaning `` large '' and economics ) is a branch of economics dealing with the performance , structure , behavior , and decision - making of an economy as a whole . This includes national , regional , and global economies . Macroeconomics and microeconomics , a pair of terms coined by Ragnar Frisch , are the two most general fields in economics . In contrast to macroeconomics , microeconomics is the branch of economics that studies the behavior of individuals and firms in making decisions and the interactions among these individuals and firms in narrowly - defined markets . </P>
who gave concept of micro and macro economics
who gave concept of micro and macro economics
Ragnar Frisch
Ragnar Frisch