Will stopping immigration cause labor shortages?

The question of whether stopping immigration will cause labor shortages is a central debate in modern economics. The broad consensus among economists is that stopping immigration would indeed cause immediate and severe labor shortages, particularly in key sectors. However, the long-term economic consequences are more complex, as businesses and labor markets eventually adapt through wage adjustments, automation, and shifting business models.

The primary arguments, economic evidence, and trade-offs surrounding this issue highlight how ending immigration affects the labor supply.

1. Why Stopping Immigration Causes Labor Shortages

Most economists argue that immigration is vital to maintaining a stable and growing workforce, especially in developed countries.

•Demographic Decline and Aging Populations: Many developed nations (such as the United States, Japan, and European Union countries) have aging populations and birth rates well below the replacement level. Without immigration, the total working-age population in these countries will shrink, leading to a structural, long-term shortage of workers.

•Impact on Vital Sectors: Immigrants represent a massive share of the workforce in specific industries. For example, in the United States, immigrants make up approximately 70% of the agricultural workforce and a significant percentage of construction, hospitality, food processing, and healthcare/elderly care workers. Stopping the flow of workers to these sectors would lead to immediate unfilled vacancies.

•Supply Chain Disruption and Inflation: A sudden lack of labor in agriculture can cause crops to rot in fields, raising food prices. In warehousing, manufacturing, and transport, labor shortages disrupt supply chains, raising the cost of goods and driving inflation.

•Complementary Job Loss: Immigrant labor often complements native-born labor. For instance, if a construction company cannot hire enough low-skilled laborers, it may have to scale back projects, which in turn reduces the demand for high-skilled native-born supervisors, architects, and managers.

2. The Argument for Restricting Immigration: How Markets Adjust

Proponents of restricting immigration, along with some labor economists, argue that while labor shortages would occur in the short term, the market would adjust in ways that could benefit domestic workers and the broader economy over time.

•Wage Growth for Domestic Workers: In a tight labor market with fewer immigrant workers, employers must compete for a limited pool of domestic workers. To attract them, companies are forced to raise wages, offer better benefits, and improve working conditions. Opponents of high immigration levels argue this is a necessary mechanism to lift low-income domestic workers out of poverty.

•Incentive for Automation and Innovation: When labor is cheap and abundant, businesses have little incentive to invest in expensive technology. If labor becomes scarce and expensive, companies are forced to innovate. This can accelerate the adoption of automation, AI, and robotics (such as automated harvesting machines in farming or self-checkout systems in retail), which increases long-term national productivity.

•Phasing Out Low-Productivity Businesses: Some economists argue that restricting low-skilled immigration forces an economy to shift away from low-wage, low-productivity business models toward higher-value, high-tech industries.

3. What Does Historical Evidence Show?

To understand the real-world impact, economists often look at historical precedents, such as when the United States enacted strict immigration quotas in the 1920s.

Economic studies of this period found that suddenly restricting immigration did not automatically result in higher wages for native-born workers. Instead, the sudden lack of labor led to several unintended consequences:

•In rural areas, rather than hiring domestic workers at higher wages, farm owners rapidly automated their operations, which actually ended up displacing some native-born workers.

•In urban areas, some industries shifted their production models or outsourced work, and the overall disruption actually led to a slight decline in the wages of native-born workers in the hardest-hit regions.

•More recently, localized crackdowns on immigration or sudden declines in the immigrant workforce (such as during the COVID-19 pandemic or post-Brexit in the UK) led to severe, persistent shortages in trucking, farming, and hospitality, forcing businesses to raise prices rather than experiencing a smooth transition to higher productivity.

Conclusion

Stopping immigration would almost certainly trigger acute, immediate labor shortages, driving up costs for consumers and slowing overall economic growth. Over the long term, the economy would adapt, but this transition comes with significant trade-offs: while it could incentivize companies to invest in automation and raise wages for certain domestic jobs, it also risks permanently shrinking key industries, driving up inflation, and reducing overall economic output.

Citations (10)

1wes.orgNonprofits and think tanks
wes.org
Backs: “Demographic Decline and Aging Populations: Many developed nations (such as the United States, Japan, and European Union countries) have aging populations and birth rates well below the replacement level.”
2du.eduAcademic
du.edu
Backs: “Demographic Decline and Aging Populations: Many developed nations (such as the United States, Japan, and European Union countries) have aging populations and birth rates well below the replacement level.”
3forumtogether.orgNonprofits and think tanks
forumtogether.org
Backs: “Without immigration, the total working-age population in these countries will shrink, leading to a structural, long-term shortage of workers.”
4americanprogress.orgNonprofits and think tanks
americanprogress.org
Backs: “For example, in the United States, immigrants make up approximately 70% of the agricultural workforce and a significant percentage of construction, hospitality, food processing, and healthcare/elderly care workers.”
5bakerinstitute.orgNonprofits and think tanks
bakerinstitute.org
Backs: “In warehousing, manufacturing, and transport, labor shortages disrupt supply chains, raising the cost of goods and driving inflation.”
6equitablegrowth.orgNonprofits and think tanks
equitablegrowth.org
Backs: “In warehousing, manufacturing, and transport, labor shortages disrupt supply chains, raising the cost of goods and driving inflation.”
7optilogic.comNot yet classified
optilogic.com
Backs: “Wage Growth for Domestic Workers: In a tight labor market with fewer immigrant workers, employers must compete for a limited pool of domestic workers.”
8princeton.eduAcademic
princeton.edu
Backs: “If labor becomes scarce and expensive, companies are forced to innovate.”
9substack.comBlogs and newsletters
substack.com
Backs: “If labor becomes scarce and expensive, companies are forced to innovate.”
10cato.orgNonprofits and think tanks
cato.org
Backs: “More recently, localized crackdowns on immigration or sudden declines in the immigrant workforce (such as during the COVID-19 pandemic or post-Brexit in the UK) led to severe, persistent shortages in trucking, farming, and hospitality, forcing businesses to raise prices rather than experiencing a smooth transition to…”