Anyone can get ahead in America through hard work

The claim

America is an exceptional nation whose founding promise is that anyone, regardless of birth, can achieve prosperity through effort, talent, and perseverance. The upward mobility story — the immigrant who builds a business, the poor kid who earns a scholarship — is both cultural bedrock and empirical claim. Proponents argue that structural barriers in the US are modest compared to class-rigid European societies, that America’s labor market rewards merit, and that government intervention distorts the natural relationship between effort and reward. Hard work, on this view, is the primary engine of social mobility, and persistent inequality reflects differential effort, not structural constraint.

The mechanism

The claim requires two conditions to hold simultaneously: first, that individual effort is the dominant determinant of economic outcomes; second, that the US offers a level enough playing field that starting position does not systematically constrain destination. Both conditions are falsified by the data.

The effort account predicts that mobility should be roughly constant over time — if the economy rewards merit, cohorts should have similar odds of outperforming their parents. It predicts mobility should not vary sharply by geography within a single country — effort does not cluster in specific ZIP codes. It predicts mobility gaps between demographic groups should disappear after controlling for parental income — if effort is the mechanism, children with similar starting points should reach similar endpoints regardless of race. None of these predictions survive contact with the data.

The evidence

The collapse of absolute mobility

Raj Chetty, Nathaniel Hendren, and colleagues analyzed the complete federal income tax records of approximately 30 million parent-child pairs to compute the share of each birth cohort earning more (in inflation-adjusted terms) than their parents at age 30. For children born in 1940, 92% out-earned their parents — the American Dream was approximately universally available. For children born in 1980, that figure had fallen to 50%: a coin-flip. The decline was not uniform. It was steepest for the middle and lower quintiles of the income distribution. For children born into the bottom income quintile in 1980, the probability of out-earning their parents was below 40%.

Chetty et al. decompose this decline into two components: slower GDP growth and increased inequality in how that growth is distributed. Their counterfactual simulations show that if post-1980 growth had been distributed as evenly as growth was distributed between 1940 and 1980, absolute mobility would have remained near 80% even with slower growth. The fading of the American Dream is a distributional choice embedded in policy, not an inevitable consequence of economic conditions.

The Great Gatsby Curve

Miles Corak’s synthesis of intergenerational earnings elasticity (IGE) estimates across countries — published as “Inequality from Generation to Generation” (2013) — documents what became known as the Great Gatsby Curve: countries with higher income inequality have lower intergenerational mobility. The US sits in the high-inequality, low-mobility quadrant with the UK and Italy. The Nordic countries sit in the low-inequality, high-mobility quadrant.

IGE measures how much of a one-percent difference in parental earnings persists into children’s earnings. An IGE of 0 would mean parental income has zero effect — pure meritocracy. An IGE of 1 would mean parental income perfectly determines children’s income. Estimates:

The US IGE of 0.45 means a child born to a father in the 90th earnings percentile versus the 10th percentile faces a roughly 45-percentile head start. This is a structural arithmetic of inheritance, not a measure of differential ambition between American and Danish children.

Geography as destiny: the Chetty commuting-zone analysis

Chetty, Hendren, Kline, and Saez (2014) used IRS records to map intergenerational mobility at the commuting-zone level across the US. The variation within the US is as large as the variation between countries. A child born in the bottom quintile in Salt Lake City, Utah has a 10.8% chance of reaching the top quintile. A child born in the bottom quintile in Atlanta, Georgia has a 4.0% chance. A child born in the bottom quintile in Charlotte, North Carolina has a 4.4% chance. These children live in the same country with the same nominal meritocracy. The factors that predict high-mobility commuting zones are: lower residential segregation, lower income inequality, better primary school quality (as measured by test score gaps), higher social capital, and greater family stability. These are structural and institutional, not behavioral attributes of individual families.

Race-specific mobility gaps that survive income controls

Chetty, Friedman, Hendren, Jones, and Porter (2020) linked birth cohort data by race across the full US administrative record. Among children born to families at the same income level, Black men have dramatically lower adult incomes than white men — a gap that cannot be explained by parental income, neighborhood, or family structure. More striking: Black boys born to families in the top quintile fall to the bottom two quintiles at adult rates three to four times higher than white boys from the same starting point. The mechanism is not starting poverty. The authors identify neighborhood-level effects and differential exposure to criminal justice involvement as partial mediators, but the gap is not explained by any measured individual characteristic. It is a structural outcome.

Inherited wealth and the limits of earnings mobility

Earnings mobility — measured by income — understates immobility because it misses wealth transfer. Lawrence Katz and Alan Krueger (among others) and more extensively Edward Wolff (2016) document that intergenerational wealth transfers — bequests and inter-vivos gifts — account for between 50% and 60% of final household wealth for the typical American family. The top 1% of wealth-holders receive inheritances averaging over $700,000; the bottom 50% receive near zero. The US estate tax, weakened substantially since 2001 and effectively optional for sophisticated estate planning, does little to interrupt this transmission. Hard work cannot generate the equivalent of a $700,000 inheritance.

Who benefits

The “hard work” narrative serves specific political and economic interests. The primary beneficiaries of low intergenerational mobility are holders of concentrated wealth — a static elite at the top of the distribution. Think tanks funded by this class have a material interest in attributing mobility failure to individual deficiency rather than structural policy, because structural explanations generate policy demands: higher estate taxes, progressive income taxes, public investment in education and childcare, and anti-discrimination enforcement.

The Heritage Foundation, the Cato Institute, and the Manhattan Institute — all major funders of the individual-mobility narrative — receive substantial donations from family foundations tied to concentrated wealth. The Heritage Foundation’s Form 990 shows eight-figure annual revenue; Cato was co-founded by Charles Koch. The American Enterprise Institute receives significant funding from the Bradley Foundation and Donors Trust. These institutions produce research and messaging framing mobility failure as cultural or behavioral, because the structural explanation implicates their donors’ tax and regulatory interests directly.

The business community also benefits from the narrative’s effect on minimum wage, unionization, and labor regulation debates: if poverty reflects individual failure, policy responses are unnecessary, and the low-wage labor pool that funds high-margin business models remains intact.

The counter

The structural critique of mobility does not imply that individual effort is irrelevant. Within any given structural environment, individuals who work harder, pursue education, and accumulate social capital do better on average. The longitudinal data confirm this. The NLSY cohort studies show that educational attainment is among the strongest predictors of earnings trajectory at the individual level.

The more serious steelman is geographic and temporal heterogeneity: mobility in the US is not uniformly low. High-mobility commuting zones like Salt Lake City approach Danish-level outcomes. The Chetty data show that the US does not have uniformly low mobility — it has radically unequal mobility across place. This suggests the structural barriers are not immutable facts of American culture but rather outcomes of specific local and state policy choices that could in principle be made differently at scale.

There is also legitimate debate about the IGE estimates. Regression-to-the-mean issues and the use of single-year versus multi-year earnings measures affect estimates substantially. Some economists argue the true US IGE is closer to 0.35 than 0.45 — still substantially worse than Denmark, but narrowing the cross-national gap somewhat. The core claim — that the US has lower intergenerational mobility than most peer nations — is not contested by serious researchers; the precise magnitude is.

Finally, the absolute mobility decline from 92% to 50% is partly a consequence of slower aggregate growth rather than purely increased inequality. In a high-growth economy, children can out-earn parents even with a skewed income distribution. This does not vindicate the individual-effort claim — growth rates are also a structural policy outcome — but it does mean that growth-promoting policy and redistribution are not mutually exclusive levers.

References

Chetty, R., Grusky, D., Hell, M., Hendren, N., Manduca, R., & Narang, J. (2017). The fading American dream: Trends in absolute income mobility since 1940. Science, 356(6336), 398–406. https://doi.org/10.1126/science.aal4617

Chetty, R., Hendren, N., Kline, P., & Saez, E. (2014). Where is the land of opportunity? The geography of intergenerational mobility in the United States. Quarterly Journal of Economics, 129(4), 1553–1623. https://doi.org/10.1093/qje/qju022

Chetty, R., Friedman, J. N., Hendren, N., Jones, M. R., & Porter, S. R. (2020). The opportunity atlas: Mapping the childhood roots of social mobility. Quarterly Journal of Economics, 135(2), 711–783. https://doi.org/10.1093/qje/qjaa005

Corak, M. (2013). Income inequality, equality of opportunity, and intergenerational mobility. Journal of Economic Perspectives, 27(3), 79–102. https://doi.org/10.1257/jep.27.3.79

Hacker, J. S., & Pierson, P. (2010). Winner-take-all politics: Public policy, political organization, and the precipitous rise of top incomes in the United States. Politics & Society, 38(2), 152–204. https://doi.org/10.1177/0032329210365042

Krueger, A. B. (2012). The rise and consequences of inequality in the United States [Speech transcript]. Center for American Progress. https://obamawhitehouse.archives.gov/sites/default/files/krueger_cap_speech_final_remarks.pdf

Manduca, R. (2019). How rising US income inequality exacerbates racial economic disparities. Du Bois Review: Social Science Research on Race, 16(1), 59–83. https://doi.org/10.1017/S1742058X19000079

Mishel, L., & Bivens, J. (2021). Identifying the policy levers generating wage suppression and wage inequality. Economic Policy Institute. https://www.epi.org/unequalpower/publications/wage-suppression-inequality/

Wolff, E. N. (2016). Household wealth trends in the United States, 1962 to 2013: What happened over the great recession? RSF: The Russell Sage Foundation Journal of the Social Sciences, 2(6), 24–43. https://doi.org/10.7758/RSF.2016.2.6.02

Yellen, J. L. (2014). Perspectives on inequality and opportunity from the Survey of Consumer Finances [Speech]. Federal Reserve. https://www.federalreserve.gov/newsevents/speech/yellen20141017a.htm