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Economic Definition of budget constraint. Defined.

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Term budget constraint Definition: The alternative combinations of two different goods that can be purchased with a given income and given prices of the two goods. This budget constraint, also termed budget line, plays a major role in the analysis of consumer demand using indifference curve analysis. Indifference curves represents the "willingness" aspect of consumer demand, the budget constraint captures the "ability". One key consumer demand topic is to analyze how consumer equilibrium is affected by changes in the price of one good. Then end result of this analysis is a demand curve. For more fascinating uses of the budget constraint and indifference curves, and consumer demand analysis, see income-consumption curve and price-consumption curve.


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