Examlex
Economists think that noone is ever self-interested.
Price
The amount of money required to purchase a good or service, determined by various factors including supply, demand, production cost, and competition.
Total Revenue
The total amount of money a firm receives from sales of its goods or services.
Price Elasticity
A measure of how the quantity demanded of a good or service changes in response to a change in its price.
Equation
A mathematical statement that asserts the equality of two expressions, often used to solve problems and express relationships in various fields.
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