Economic of structural changes in economic sectors theoretical basis for assessing the impact on growth

In this article, the comparison of various models related to 
macroeconomic balance and economic growth is studied on the basis of various graphs, 
formulas and tables, and their comparisons are made. In addition, the specific 
characteristics of the models and their application in what period and for what economic 
systems are covered in detail. Economic growth refers to an increase in the size of a 
country's economy over a period of time. The size of an economy is typically measured 
by the total production of goods and services in the economy, which is called gross 
domestic product (GDP).