El Podcast

Immigration: Does It Make Countries Richer or Poorer? (E194)

Episode Summary

Economist Garett Jones explains how immigration shapes economies through persistent cultural and cognitive traits across generations, arguing long-run impacts matter more than short-term gains.

Episode Notes

A deep dive with Dr. Garrett Jones on how immigration, culture, and intelligence shape long-run economic outcomes—and why economists sharply disagree on the issue.

Guest Bio

Garett Jones is a professor of economics at George Mason University and the author of The Culture Transplant, Hivemind, and 10% Less Democracy. His work focuses on how national traits—such as intelligence, culture, and institutions—affect economic growth, immigration outcomes, and political systems. He has also served as an economic policy advisor in the U.S. Senate.

Topics Discussed

• Immigration and long-run economic outcomes
• Cultural persistence across generations
• National IQ and productivity differences
• Selective vs open-border immigration policy
• Disagreements among economists (e.g., Bryan Caplan debate)
• AI’s impact on labor and immigration needs
• Diversity vs productivity tradeoffs
• U.S. vs Europe vs Singapore immigration models
• Political effects of immigration (voting, institutions)
• Social pressure and “spiral of silence” in academia

Main Points

• Traits persist across generations: Immigrants’ cultural and economic behaviors (e.g., savings, trust) often carry into 2nd and 3rd generations. 
• Long-run > short-run: First-generation immigrants are not representative; policy should focus on long-term population effects. 
• IQ matters more at the national level: A 1-point increase in national IQ correlates with ~6% higher income across countries. 
• Spillover effects dominate: Intelligence improves institutions, voting, and cooperation—not just individual wages. 
• Selective immigration is key (his view): Combine individual merit (education, earnings) with country-level traits. 
• Economists disagree due to assumptions: Core divide is whether immigrants meaningfully affect long-run institutions. 
• Diversity has tradeoffs: It can reduce productivity in some settings but add value in others (e.g., corporate boards via outsider perspectives). 
• AI won’t eliminate labor soon: Workers will remain valuable, especially in healthcare and high-skill domains. 
• U.S. historically benefited from immigration: Especially when selection mechanisms favored higher-skilled entrants. 
• Academic silence exists: Many economists privately agree on controversial findings but avoid saying so publicly. 

Top 3 Quotes

• “The first generation walks on water—and you don’t use people who walk on water to model long-run outcomes.”
• “IQ pays off three to six times more for nations than for individuals.”
• “A person can fake their résumé—but they can’t fake their country’s résumé.”