If a country’s national income increased from N1000 billion over a period of 2 years, what was the average annual rate of growth of national income over the period? By: Sunday|Published on: Aug 1|Categories: Economics WAEC| 0 comments A. 5% B. 15% C. 20% D. 100% Correct Answer: Option A – 5% Users Also Read These:If Y = income, C Consumption, I = Investment, X =…The national income of a country can be estimated by the?The national income of a country can be estimated…According to the income approach to national income…The following are Methods of measuring National…SEE ALSO The concentration of many firms of a particular industry in a particular area is known as?