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In statistics, economics,and finance, an index is a statistical measure of change in a representative group of individual data points. These data may be derived from any number of sources, including company performance, prices, productivity, and employment. Economic indices track economic health from different perspectives.
For oil-export-dependent economies, there could be substantial differences between real GDP and real GDI, due the effect of oil price volatility on the purchasing power in those countries. [1] [2] In the United States National Income and product accounts, the word GDI is use to define GDP calculated with income data rather than expenditure data ...
Real GDP is an example of the distinction between real and nominal values in economics.Nominal gross domestic product is defined as the market value of all final goods produced in a geographical region, usually a country; this depends on the quantities of goods and services produced, and their respective prices.
The relationship between United States GDP and GNP is shown in table 1.7.5 of the National Income and Product Accounts. [31] You find other examples that amplify differences between GDP and GNI by comparing indicators of developed and developing countries. The GDP of Japan for 2020 was 5.05559 trillion. [32]
GDP does not measure factors that affect quality of life, such as the quality of the environment (as distinct from the input value) and security from crime. This leads to distortions - for example, spending on cleaning up an oil spill is included in GDP, but the negative impact of the spill on well-being (e.g. loss of clean beaches) is not ...
For example, the debt to GDP ratio has units of years (as GDP is measured in, for example, dollars per year whereas debt is measured in dollars), which yields the interpretation of the debt to GDP ratio as "number of years to pay off all debt, assuming all GDP devoted to debt repayment". The ratio of a flow to a stock has units 1/time.
GDP and other macro-economic indicators - provided by the System of National Accounts (SNA). Enlarged GDP measures - include costs such as expense of environmental degradation, resource depletion or higher income inequality. They provide a more accurate indication of a country's actual economic, environmental and social performance.
GDP (Gross Domestic Product) is the value of all goods and services sold within a country during one year. GDP measures flows rather than stocks (example: the public deficit is a flow, the government debt is a stock). Flows are derived from the National Accounting relationship between aggregate spending and income. Ergo: