Examlex
To Darwin,emotions served what function?
Utility
The satisfaction or benefit derived by consuming a product; thus the desire to obtain a good or service.
Certain Income
Income that is guaranteed or known, without any risk of fluctuation or loss.
Uncertain Income
Income that is not guaranteed and can vary significantly from period to period, often depending on factors like market demand or job security.
Marginal Utility
The bonus utility or pleasure experienced by someone when consuming another unit of a given good or service.
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