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Olivier Sterck, Associate Professor of Economics, University of Oxford

Measuring poverty on a spectrum instead of an arbitrary line conveys a more accurate picture of inequality

Does drawing a line make sense at any step of the way to wealth? fatido/iStock via Getty Images Plus

Michael W. Green, a Wall Street investor, created a buzz in late 2025 by arguing that the U.S. poverty line should be jacked up to US$140,000 for a family of four. Currently, a family of that size has to be eking by on $33,000 a year to qualify as poor in the federal government’s eyes.

His critique builds on a broader debate about how to measure poverty in the United States. The U.S. government has made few changes to how it officially calculates the poverty rate since President Lyndon B. Johnson launched the “war on poverty” in the 1960s.

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