Claude on Question 36, Sep 22

A Nation at Capacity: The Case for Restraining Immigration

The following is a persuasive essay written to advance one side of a contested policy debate. It presents the strongest version of the restrictionist argument; readers should consult opposing analyses, some of which are noted at the end.

America has always told itself a story about immigration: the huddled masses, the golden door, the striver who arrives with nothing and builds an empire. It is a beautiful story, and much of it is true. But a nation cannot govern itself on sentiment alone. Policy must answer to arithmetic — to classroom sizes, hospital budgets, rent rolls, and wage tables. And by those measures, the scale and composition of immigration into the United States over the past four decades has imposed real costs on the Americans least able to bear them. Acknowledging this is not xenophobia. It is honesty.

The fiscal ledger is not costless

The most rigorous assessment of immigration's economic effects remains the 2016 report of the National Academies of Sciences, Engineering, and Medicine. Advocates of expansion frequently cite its finding that immigration modestly raises overall GDP. They cite far less often its findings on public finance: that first-generation immigrants, taken as a group, impose a net fiscal cost on state and local governments — driven substantially by the expense of educating their children — and that the long-run national picture depends heavily on assumptions about future tax and spending policy. Depending on which assumptions the panel adopted, the seventy-five-year fiscal impact ranged from significantly positive to significantly negative.

That range matters, because costs and benefits do not fall on the same people. The gains from immigration accrue diffusely: slightly cheaper produce, slightly cheaper construction, higher returns to capital. The costs concentrate sharply: a school district in Texas or Long Island absorbing hundreds of students who need English-language instruction, a county hospital providing uncompensated care, a municipal budget stretched to fund shelter beds. Federal policy sets the intake; local taxpayers pay the bill. This is not a partnership. It is an unfunded mandate.

The events of 2021 through 2024 made the mismatch impossible to ignore. With border encounters exceeding two million annually — levels without precedent in the modern era — cities that had loudly declared themselves sanctuaries discovered the difference between a moral posture and a line item. New York City projected multibillion-dollar costs and cut budgets for libraries, sanitation, and police overtime to fund emergency shelter. Chicago housed arrivals in police stations. Denver trimmed city services. These were not the decisions of nativist administrations; they were the decisions of progressive mayors confronting capacity limits they had assumed did not exist.

Wages at the bottom

The most contested question in immigration economics is whether immigrant labor depresses native wages. The honest answer is: not much on average, but meaningfully for some. Harvard economist George Borjas, re-examining the 1980–2000 period, estimated that immigration reduced the wages of native-born workers without a high school diploma by roughly nine percent. Other economists dispute the magnitude and the method. But even the optimists generally concede that the effects, whatever their size, fall hardest on the least-educated natives and on prior immigrants — precisely the workers with the thinnest margins.

Consider what "no average effect" actually conceals. If a policy leaves college graduates slightly better off and high-school dropouts slightly worse off, the average may be a wash while the distributional consequence is regressive. We would not accept that reasoning for a tax cut. We should not accept it for labor supply. When the federal government admits large numbers of workers who compete directly with American laborers in meatpacking, construction, landscaping, hospitality, and home care, it is making a choice about which Americans will face more competition — and it is choosing the ones with the least political voice.

There is a further, subtler cost. An elastic supply of low-wage labor reduces the incentive for employers to invest in productivity. Why mechanize a harvest, redesign a kitchen, or raise wages to attract workers when a cheaper alternative is available? Industries that would otherwise be pushed toward automation and higher output per worker instead settle into a low-wage equilibrium. The Bracero program's termination in the 1960s, research suggests, accelerated mechanization in American agriculture. Cheap labor is not always the same thing as economic dynamism.

Housing, infrastructure, and the physics of scarcity

The United States faces a housing shortfall estimated in the millions of units. Immigration does not cause restrictive zoning, and restrictionists should not pretend otherwise. But demand and supply are not independent variables in a political system that has proven incapable of building. Adding population to a market with fixed supply raises prices — this is not ideology, it is the most basic result in economics. The foreign-born share of the U.S. population now stands near its historical peak, roughly one in seven residents. It is not credible to insist that this has no bearing on rents in Miami, Phoenix, or the Bronx. Water systems in the Southwest, emergency rooms in border counties, and transit systems in gateway cities face the same physics.

Cohesion is a resource too

Economies are not the only things that can be strained. A democracy depends on a shared civic vocabulary — a common language, common institutions, a sense of mutual obligation among strangers. Roughly half of the foreign-born population reports speaking English less than "very well." Where immigration proceeds rapidly enough to sustain large linguistic enclaves, assimilation slows, and the slowing is self-reinforcing. Robert Putnam, no conservative, found that in the short run greater ethnic diversity within a community correlated with lower social trust — including trust within groups, not merely across them. He hoped, and argued, that this effect would fade over generations. That hope is reasonable. But generations are exactly what rapid, high-volume immigration does not allow. The great assimilation of the early twentieth century was made possible in part by the sharp restriction that followed it: a forty-year pause during which the children of immigrants became, unambiguously, Americans.

Answering the strongest objections

Defenders of high immigration make serious points. Immigrants commit crimes at lower rates than native-born Americans; the data on this are clear, and restrictionists who claim otherwise are wrong. Immigrants found businesses at high rates and are overrepresented among patent-holders. An aging America with a fertility rate around 1.6 does face a genuine demographic problem, and immigration is one answer to it.

But none of these arguments establishes that current levels and composition are optimal. To say immigration can be beneficial is not to say that any amount is beneficial, any more than saying medicine heals establishes that more is always better. A skills-selective system on the Canadian or Australian model — emphasizing education, language, and labor-market fit while sharply curtailing chain migration and unauthorized entry — would capture the innovation and demographic benefits while minimizing fiscal costs and wage competition at the bottom. That is not closing the door. It is choosing who comes, which is the irreducible minimum of sovereignty.

Conclusion

A country is not a hotel with unlimited rooms, nor a labor market abstracted from the people who live in it. It is a finite set of schools, hospitals, houses, and civic bonds, built and paid for by the people already here — including the millions of immigrants who arrived legally and waited their turn. Those people are owed a policy made in their interest. Reducing overall numbers, enforcing the law at the border and the worksite, and selecting for skill are not betrayals of the American tradition. They are what makes the tradition sustainable.

Counterpoint for further reading: Michael Clemens on the economic gains from labor mobility; David Card's research finding minimal native wage displacement; the Cato Institute's fiscal analyses, which reach more favorable conclusions than those cited above; and the National Academies report itself, whose findings both sides quote selectively.