Are labor unions good for workers and the economy?

I'll weigh the evidence on how unions affect workers and the broader economy.

Labor unions have both benefits and costs for workers and for the economy as a whole, and research shows the effects are mixed and depend on industry, type of union, and how unions are managed.

Benefits for Workers

The most consistent finding is a wage premium for members:

> The Treasury Department's report finds that unions raise the wages of their members by around 10 to 15 percent. Middle-class workers reap substantial benefits from unionization. Unions raise the wages of their members by 10 to 15 percent. Unions also improve fringe benefits and workplace procedures such as retirement plans, workplace grievance policies, and predictable scheduling.

Bureau of Labor Statistics data from 2025 shows the gap in raw numbers: union members earned median weekly wages of $1,404 compared to $1,174 for nonunion workers.

Unions also:

•Improve benefits: Union workers have greater access to critical fringe benefits, such as retirement benefits, medical benefits, and life insurance.

•Improve working conditions: Unions also impact personnel practices, bringing about better workplace grievance systems and improved workplace safety. For society, unions can mean safer workplaces and better standards for all workers.

•Reduce inequality: Unions reduce race and gender wage gaps by encouraging explicit anti-discrimination measures and egalitarian wage practices. They encourage egalitarian wage practices and reduce racial and gender wage gaps.

•Provide stability: Union contracts typically require "just cause" for termination and provide formal dispute resolution processes, which lowers turnover. Lower turnover is one of the clearest productivity gains because replacing a departed employee costs anywhere from half to double that worker's annual salary. Research also shows benefits like reducing staff turnover, providing or promoting training and encouraging innovation.

Even though only about 10 percent of U.S. wage and salary workers belonged to a union in 2025, there are spillover effects:

> Competition means workers at nonunionized firms may see increased wages too. Unionization also has spillover effects that extend well beyond union workers. Competition means workers at nonunionized firms see increased wages too. Heightened workplace safety norms can pull up whole industries.

Benefits for the Economy

For the broader economy, the main arguments in favor are:

•Reduced inequality: Unions contribute to economic growth and resilience by reducing income inequality. Income inequality often feeds back into inequality of opportunity, which impedes growth if disadvantaged people cannot access the resources necessary to acquire job skills or start businesses. Unionisation does make businesses less profitable for the owners. But importantly, it also reduces income inequality, a useful social function given the problems that flow from a widening wealth gap.

•Productivity: Proponents argue unions can boost businesses' productivity by improving working environments and by giving experienced workers more of an input into decisions that design better and more cost-effective workplace procedures. A survey of more than 300 studies concluded that unions do not, overall, reduce productivity, though it varies according to specific circumstances.

•Consumer spending and stability: The advantages can include economic stimulus by higher wages contributing to increase consumer spending. When workers earn more, they spend more. That basic link is the strongest macroeconomic argument in favor of unions. Higher wages translate directly into household purchasing power, and union households tend to spend their additional income on housing, vehicles, and local services. Multi-year contracts also lock in wages, providing a floor under demand during downturns.

Costs and Downsides

For workers:

•Workers are required to pay union dues/fees that some might rather not pay. The cons of unions include things such as taking dues being paid out of the workers paychecks, discouraging individuality and pitting employees against the company.

•Unions can make it harder to fast-track promotions for high-performing workers and/or get rid of low-performing ones, often because of seniority systems.

•Workers may lose income during strikes.

For employers and the economy:

•Higher labor costs: The disadvantages can include increased costs for labor, the possibility of strikes or work stoppages causing financial loss. Unionized workplaces may face higher labor costs due to negotiated wages and benefits, which can lead to increased prices for consumers.

•Reduced flexibility: Cons for the employers include higher costs for labor, potential for a rise in strikes (which are legal) and there can be a decrease in human resource control. Seniority-based promotion systems and detailed work rules can slow management's ability to reassign staff or restructure teams quickly.

•Disruption: Unions may opt for strikes to achieve their goals, which can disrupt production, harm economic efficiency, and lead to loss of income for workers during the strike period.

•Potentially slower growth and investment: Higher labor costs squeeze profit margins and can reduce business investment, particularly at smaller firms without the scale to absorb the increase. Some research finds that with these higher wages, unions bring less investment, fewer jobs, higher prices, and smaller 401(k) plans for everyone else. Unionisation does make businesses less profitable for the owners.

Evidence on growth is debated. Some studies associate a one-percentage-point increase in state-level union membership with about a quarter-point decrease in real GDP growth, while other economists argue that metric misses the distributional benefit — GDP growth that flows primarily to top earners produces different outcomes than broadly shared wage gains.

The effects also show up in right-to-work laws, which prohibit requiring dues as a condition of employment. Research consistently finds that right-to-work states have lower union density, and workers in those states earn less on average, with estimates ranging from roughly 2 to 8 percent lower wages after controlling for other factors.

Bottom Line

•For workers: On average, yes — union members earn more, receive better health, retirement and leave benefits, and have more job security and formal protections. The trade-off is dues, less individual bargaining, and risk of strikes.

•For the economy: Unions tend to compress income distribution, raise consumer spending power, improve workplace standards and reduce turnover, which can support productivity and resilience. At the same time, they raise business costs, can reduce profitability and investment, and create rigidities that may slow hiring and overall GDP growth modestly.

As the Treasury's 2023 report summarized: Taken together, these findings challenge arguments that unions hold back growth. Unions could contribute to reversing the stark increase in inequality we've seen in recent decades, promoting economy-wide growth. There are also many cases of unions improving productivity — but critics note the cost side remains real, and the net effect depends heavily on the industry and how labor-management relations are handled.

Citations (3)

1treasury.govGovernment
Remarks by Secretary of the Treasury Janet L. Yellen on Press Call with Vice President Kamala Harris on Benefits of Unions to the U.S. Economy
Backs: “Benefits for Workers. The most consistent finding is a wage premium for members: The Treasury Department's report finds that unions raise the wages of their members by around 10 to 15 percent.”
2treasury.govGovernment
FACT SHEET: Treasury Department Releases First-Of-Its-Kind Report on Benefits of Unions to the U.S. Economy
Backs: “Middle-class workers reap substantial benefits from unionization. Unions raise the wages of their members by 10 to 15 percent. Unions also improve fringe benefits and workplace procedures such as retirement plans, workplace grievance policies, and predictable scheduling.”
3legalclarity.orgCommercial content
How Do Labor Unions Affect the Economy: Pros and Cons
Backs: “Unions also improve fringe benefits and workplace procedures such as retirement plans, workplace grievance policies, and predictable scheduling. Bureau of Labor Statistics data from 2025 shows the gap in raw numbers: union members earned median weekly wages of $1,404 compared to $1,174 for nonunion workers.”