Question

what are the different methods to compare developement of different countries and states? which method is best and why?​

Answer 1

Explanation:

We can compare different countries or states on the basis of per capita income . We can not take national income to compare different countriesbecause each country have differentpopulations rate . Literary rate , infant mortality rate , net attandance ratio , populations , poverty line , death rate etc 

Answer 2

Answer:

Per Capita Income – Meaning & Importance

Hence Average Income is a much more useful indicator to compare different countries. The Average income is known as the Per Capita Income. The Average income is the total income of a nation divided by its total population.