Cost of living refers to the amount of money needed to sustain a certain standard or quality of life, including expenses such as housing, food, transportation, healthcare, and taxes.
Inflation: The general increase in prices over time which erodes purchasing power.
Disposable income: The amount of money an individual or household has available after paying taxes.
Poverty line: A threshold set by the government to determine if individuals or families are considered to be living in poverty based on their income level.
AP Human Geography
AP Macroeconomics - 2.4 Price Indices and Inflation
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