Examlex
The signalling function of their baby's facial expressions becomes apparent to most parents during early infancy.
Marginal Utility
The increased enjoyment or value one gets from the consumption of an extra unit of a good or service.
Marginal Utility
The added satisfaction or usefulness obtained from using one more unit of a product or service.
Total Utility
The total satisfaction or benefit received by consuming a particular quantity of a good or service.
Price Ratio
The relative price of one good or service compared to another, often indicating how many units of one good can be exchanged for one unit of another.
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