What are the limitations of using per capita income as a criterion for classification of countries

What are the limitations of using per capita income as a criterion for

1.	What are the limitations of using per capita income as a criterion for classification of countries
Answer» Per capita income is generally used as an index for classifying the development of a country but it has the following limitations:\tIt does not tell us whether there is equal or unequal distribution of income in a country.\tApart from per capita income, there are other important aspects of developments such as literacy and health ratio of the people in a country.