Economics
Wealth Inequality
Quick fact
In 2023, the world's 10 richest men more than doubled their fortunes while 60% of the global population became poorer, according to Oxfam.
Why this is interesting
You've probably heard that the richest 1% own more than the bottom 50% combined, but how does that actually happen, and why does it persist?
Read the full explanation
Understanding Wealth Inequality
Wealth inequality is not just about who earns more. It's about accumulated assets: homes, stocks, businesses, and savings. Imagine two people starting with the same salary. One inherits a house and invests early; the other pays rent and has no savings cushion. Over time, the first person's wealth grows through appreciation and compound interest, while the second struggles to build any. Wealth inequality measures this gap in total net worth. It's often visualized with a Lorenz curve, which plots cumulative wealth against the population. A perfectly equal society would be a straight diagonal line; real-world curves bow sharply, showing that a small fraction controls most wealth.
A deeper explanation
The mechanisms behind wealth inequality are structural and self-reinforcing. Capital generates returns—rent, dividends, capital gains—which add to wealth without labor. Those with existing wealth can invest, diversify, and leverage, while those without must rely on wages, which typically grow slower than asset values. Systemic factors like tax policies (e.g., lower rates on capital gains than wages), inheritance, access to quality education, and historical discrimination (redlining, colonialism) lock in advantages across generations. This matters because extreme inequality reduces social mobility—the chance to move up the economic ladder—and can destabilize democracy by concentrating political power. It also affects economic growth, as high inequality often leads to underinvestment in public goods and social unrest. Tools like the Gini coefficient quantify inequality (0 = perfect equality, 1 = total inequality), and countries use policies like progressive taxation, minimum wages, and social spending to mitigate it.