Q. Which of the following is not a part of national income? 

Explanation by: Priyanka Tomar

National Income is the money value of all goods and services produced in a country during a year. The income method of the calculation of National Income adds up all incomes received by the factors of production generated in the economy during a year.

This includes wages from employment and self-employment, profits to firms, interest to lenders of capital and rents to owners of the land.