Immigration restrictions don’t boost native workers. They cut economic mobility for generations, study finds

A Cato Institute study examining 1920s immigration quotas reveals that restrictive policies harmed rather than helped native-born workers' economic mobility. The research challenges the common assumption that limiting immigration protects domestic employment opportunities, suggesting instead that such restrictions reduce economic dynamism and intergenerational prosperity.

The Cato Institute's examination of historical immigration quotas from the 1920s provides empirical evidence challenging conventional assumptions about restrictive immigration policy. Rather than protecting native workers as intended, quota systems appear to have constrained economic growth and reduced opportunities for subsequent generations of citizens. This finding emerges from analyzing labor market dynamics during a period when the U.S. implemented significant immigration restrictions that persisted for decades.

Historically, immigration restriction policies emerged from nationalist sentiment and labor protectionism in the early 20th century. Policymakers believed limiting foreign workers would preserve jobs and wages for native citizens. However, the research reveals a counterintuitive reality: restrictive immigration policies actually undermined the competitive dynamism and entrepreneurial activity that drives economic mobility and wealth creation across generations.

The implications extend beyond historical curiosity into contemporary policy debates. Nations currently considering or implementing immigration restrictions face evidence that such measures may produce economic stagnation rather than prosperity. Reduced immigration correlates with lower business formation rates, diminished labor market competition, and reduced innovation incentives. These structural changes compound across decades, limiting advancement opportunities for native-born workers whose potential depends on thriving economic ecosystems.

Looking ahead, policymakers confronting immigration reform should weigh this historical analysis against their stated objectives. If economic mobility and prosperity for native citizens remain primary goals, the research suggests that restrictive approaches may prove counterproductive. Instead, evidence points toward immigration policies balancing workforce needs with economic dynamism as more effective at creating sustained opportunity across generations.

• →1920s immigration quotas intended to protect native workers instead reduced long-term economic prosperity and mobility
• →Restrictive immigration policies correlated with decreased business formation and entrepreneurial activity
• →Economic constraints from immigration restrictions compounded across generations, limiting opportunities for native-born citizens
• →Contemporary immigration policy debates should incorporate evidence that restriction may undermine stated economic objectives
• →Historical data suggests immigration and economic dynamism reinforce each other, benefiting both native and foreign-born workers