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Per Capita Income: Uses And Limitations

Per capita income measures the amount of money earned by every person in a particular country, state, or city. It determines the average income of a person in that specific region. It indicates the standard of living and the quality of life of people in the geographical location under consideration. The per capita income of a country is calculated by dividing its national income by its population, including men, women, and children. Per capita income helps study statistics, economics, and many other fields.

Importance of Per Capita:

Per capita is the measurement of income per person in a defined region, state, or country. It is calculated by dividing the total earned income by the population. It is not the same as the average income of a person because the population includes non-earning members like children etc. It indicates the living standards and quality of life of those residing in that region or country. It is used to compare the economic conditions of different countries. The two most popular parameters in economics related to per capita are as follows:



Gross domestic product (GDP) per capita: GDP per capita is a measurement of a country’s average economic output by the people living in the country. The GDP per capita of a country is determined by dividing the country’s total domestic output by its population. 

The formula for GDP is GDP per capita = Gross domestic product/population. 



Gross National Income Per Capita: The gross national income per capita is calculated using the same information as used in the calculation of GDP, in addition to any income that results from the income of residents living abroad. 

The Gross Domestic Product per capita in India, after being adjusted by purchasing power parity (PPP) showed an increasing trend (except in 2020) and was last recorded at 6675.35 US dollars in 2021.

Uses of per Capita Income:

The Calculation of per Capita Income:

Per capita income is a measurement of the population’s average income per –person and is often used to compare countries’ economic situations with different population sizes. The interpretation of per capita income is essential in determining the standard of livelihood of the population, which is a crucial indicator of a country’s economic development.

Per capita income is calculated by using the following formula:

Per capita income = Total income of the population/population. 

For example, if the total population of a geographical area is 5,000 people, and the total income earned by the population is Rs. 10, 00,000 then the per capita income of that region will be: 

10,00,000 / 5,000 = Rs. 200

Limitations of Per Capita Income:

Per capita income is a reliable and widely used economic metric, but just like any other economic indicator, it also comes with a few limitations. Some of these limitations are as follows:

Important Data on Per Capita Income:

Conclusion:

Per capita income is an important parameter to analyze the population’s purchasing power, affordability, and living standards and determine a nation’s economic trends. However, it is essential to note that per capita income is not the only metric to judge the average earnings of people and the socio-economic scenario. It should be used with other income parameters such as savings, wealth, poverty, inflation, welfare opportunities, and income disparities.

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