Examlex
Estimate the main sequence lifetime for a star that is twice as massive as the Sun and 8 times as luminous.
Widgets
A generic term for any hypothetical or unspecified product or manufactured good used in discussions of business and economics.
Price Ceiling
A government-imposed limit on how high a price can be charged for a product or service.
Producer Surplus
The variation between the price that sellers expect to receive for a product or service and the actual price they end up getting.
Consumer Surplus
The difference between the maximum amount that consumers are willing to pay for a good or service and the amount they actually pay.
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