Examlex
The model of the solar system that Johannes Kepler proposed was
Serving
The portion or quantity of food designated as a single helping.
Marginal Utility
The additional satisfaction or usefulness obtained from acquiring or consuming one more unit of a good or service.
Units
Quantities measured according to specific standards for purposes of counting, comparison, or calculation.
Marginal Utility
Marginal Utility is the change in satisfaction or utility that a consumer receives from consuming one additional unit of a good or service.
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