Examlex
Bony fishes evolved a ________________________ to help keep them afloat.
Interest Rate
The cost of borrowing money or the return on investment, expressed as a percentage of the principal.
Market Price
The current price at which a good or service can be bought or sold, determined by supply and demand.
Diminishing Returns
A rule in economics that asserts once investments in a specific sector reach beyond a certain threshold, the returns on those investments will not keep rising if all other factors stay unchanged.
Marginal Costs
The additional cost incurred by producing one extra unit of a product or service, crucial for understanding economic efficiency and pricing.
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