The most important components of macroeconomics are the following:

• Unemployment: Macroeconomics study different factors determining the level of unemployment like effective demand, aggregate supply, consumption of households, etc.
• Money: Macroeconomics examines the factors affecting the demand and supply of money. It also analyzes the function of money and theories related to it.
• National Income: The most important component of macroeconomics is to study the factors affecting the national income of a country like government expenditures, net exports, consumption, etc.
• Inflation: Determination of the factors affecting the general price level is also studied by macroeconomics.