Will stopping immigration cause labor shortages?

Whether stopping immigration will cause labor shortages is one of the most hotly debated questions in modern economics. There is a broad consensus among mainstream economists and business leaders that a sudden or complete halt to immigration would trigger immediate, severe labor shortages in key sectors and accelerate long-term demographic challenges. However, critics of high immigration levels argue that what is often labeled a "labor shortage" is actually a shortage of cheap labor, and that restricting immigration would force healthy economic adjustments, such as higher wages and accelerated automation.

To understand the full picture, it is helpful to look at both sides of the argument, the sectors most affected, and the economic trade-offs involved.

The Argument That It Will Cause Labor Shortages

Proponents of this view argue that immigrants are essential to maintaining the size and dynamism of the workforce, especially in developed nations.

1. Demographic Decline and Aging Populations

Most advanced economies (including the United States, Japan, South Korea, and much of Western Europe) are facing declining birth rates and rapidly aging populations.

2. Sector-Specific Reliance

Certain critical industries are disproportionately staffed by foreign-born workers. Stopping immigration would immediately starve these sectors of labor:

3. Real-World Evidence

Recent history provides natural experiments. For example, during the COVID-19 pandemic, border closures and visa backlogs caused a sharp drop in immigration. Economists found that this decline directly contributed to the severe labor shortages, supply chain bottlenecks, and post-pandemic inflation. Similarly, after the UK exited the European Union (Brexit) and restricted EU migration, sectors like trucking, agriculture, and hospitality suffered immediate, painful labor shortages.

The Argument That It Will Not (or That Shortages Are Beneficial)

Skeptics of using immigration to solve labor shortages—including restrictionist think tanks and some labor economists—argue that the "labor shortage" narrative is incomplete.

1. Market Adjustments and Rising Wages

In a free-market economy, prices (including wages) are supposed to adjust based on supply and demand.

2. Incentives for Automation and Efficiency

When labor is cheap and abundant, businesses have little incentive to invest in expensive technology.

3. Activating Underemployed Domestic Workers

Proponents of restricting immigration argue that millions of working-age native-born citizens have dropped out of the labor force entirely (low labor force participation) due to stagnant wages and lack of opportunity. They argue that a tighter labor market would force companies to recruit, train, and rehabilitate marginalized domestic populations—such as the long-term unemployed, people with criminal records, or those living in economically depressed regions.

The Trade-offs of Stopping Immigration

If a country stops immigration, the economy will eventually find a new equilibrium, but the transition would involve significant trade-offs:

Conclusion

Will stopping immigration cause labor shortages? In the short and medium term, yes. It would create severe worker deficits in agriculture, healthcare, hospitality, and construction, leading to higher prices and slower economic growth.

However, in the long term, the economy would adapt. Whether that adaptation—characterized by higher wages for low-income domestic workers, more automated industries, but also higher consumer prices and a smaller overall economy—is preferable to a high-immigration model remains a central political and economic debate.