"national income." YourDictionary, n.d. Web. 14 September 2018. <http://www.yourdictionary.com/national-income>.
national income. (n.d.). Retrieved September 14th, 2018, from http://www.yourdictionary.com/national-income
The total net value of all goods and services produced within a nation over a specified period of time, representing the sum of wages, profits, rents, interest, and pension payments to residents of the nation.