Examlex
Validity refers to actually measuring exactly what one intends to measure.
Worthwhile Life
A concept reflecting a life that is considered meaningful, fulfilling, or valuable, often measured by personal achievements, happiness, or contributions to society.
GDP
Gross Domestic Product is the total market value of all final goods and services produced within a country in a given period of time.
Real GDP per Person
A measure of a country's economic output that accounts for its number of people, adjusting for inflation to reflect the true purchasing power per individual.
Expenditure
The action of spending funds or an amount of money spent.
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