A budget coefficient is the ratio of expenditure devoted to a particular good or service (or to a category of goods or services, for example food, housing, etc.) to total expenditure.
<div xmlns="http://www.w3.org/1999/xhtml"><p>A budget coefficient is the ratio of expenditure devoted to a particular good or service (or to a category of goods or services, for example food, housing, etc.) to total expenditure. </p></div>
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