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A significant interaction indicates that variables work independently while a nonsignificant interaction indicates that the combined impact of one or more variables is greater (or less)than the influence of each variable individually.
Utility-Maximizing
The principle that consumers will allocate their income in a way that maximizes their overall satisfaction or utility.
Investment Portfolio
An assortment of financial assets such as equities, bonds, raw materials, as well as liquid assets including mutual funds and exchange-traded funds (ETFs).
Indifference Curves
Graphical representations used in microeconomics to show combinations of two goods that provide a consumer with the same level of satisfaction.
Standard Deviation
A statistical measure of the dispersion or variability in a set of data points or distributions.
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