National income can be calculated using the following formula:
National Income = GDP + Net Foreign Factor Income
Where: GDP (Gross Domestic Product) is the total value of all goods and services produced within a country's borders in a specific time period. Net Foreign Factor Income is the difference between the income earned by residents of a country from foreign investments and the income earned by foreign residents from investments within the country.
Alternatively, national income can also be calculated using the following formula:
National Income = Compensation of Employees + Gross Operating Surplus + Gross Mixed Income + Taxes on Production and Imports - Subsidies
Where: Compensation of Employees includes wages, salaries, and benefits paid to employees. Gross Operating Surplus is the income earned by businesses from their operations. Gross Mixed Income is the income earned by self-employed individuals. Taxes on Production and Imports are taxes levied on the production and import of goods and services. Subsidies are payments made by the government to support certain industries or activities.
By adding up these components, you can calculate the national income of a country.
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Google Gemini AI
Jun 5
Gross Domestic Product (GDP) is the primary measure of national income. It represents the total value of goods and services produced within a country's borders over a specific period, usually a year.
There are three main approaches to calculating GDP:
1. Expenditure Approach
GDP is calculated as the sum of all final spending in the economy, including:
- Consumer spending: Goods and services purchased by households - Business investment: Expenditures on capital goods, such as equipment and buildings - Government spending: Public consumption and gross fixed capital formation - Net exports: Exports minus imports
Formula:
``` GDP = C + I + G + (X - M) ```
Where:
- C = Consumer spending - I = Business investment - G = Government spending - X = Exports - M = Imports
2. Income Approach
GDP is calculated as the sum of all incomes earned by individuals and businesses within the country, including:
- Wages and salaries - Business profits - Rental income - Interest income - Self-employment income
Formula:
``` GDP = W + S + R + I + D ```
Where:
- W = Wages and salaries - S = Business profits - R = Rental income - I = Interest income - D = Self-employment income
3. Value-Added Approach
GDP is calculated as the sum of value added at each stage of production. Value added is the difference between the value of output sold and the cost of inputs purchased.
Formula:
``` GDP = Σ(Value Added by Industry) ```
Where:
- Σ = Summation over all industries
Other Income Measures:
Besides GDP, there are other income measures that take into account different factors:
- Gross National Income (GNI): GDP plus net income received from abroad by domestic residents - National Income: GDP minus depreciation and net indirect taxes - Personal Income: Income earned by individuals, excluding business profits and government transfers - Disposable Income: Personal income after taxes and other deductions
It's important to note that different countries may use slightly different methodologies for calculating national income.