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Explain why coalitional behavior may require sophisticated cognitive abilities.
Median Income
The midpoint income level at which half of the population earns more and the other half earns less, used as a standard measure of economic well-being.
Female-Headed Families
Households led by a female, often focusing on those with dependents for studies on social and economic issues.
Lorenz Curve
A graphical representation used in economics to show the distribution of income or wealth within a society, illustrating inequality.
Income Equality
The equal distribution of income among all members of society, reducing the gap between the richest and poorest.
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