Labor unions affect paychecks and productivity — I'll gather recent evidence on how they shape outcomes for workers and the wider economy.
Labor unions have both benefits and costs for workers and the broader economy - research shows clear gains for members, with debated net effects on the overall economy:
1. How Unions Benefit Workers
Higher pay and benefits: The main reason workers join unions is collective bargaining for compensation.
•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
•On average, a worker covered by a union contract earns 10.2% more in hourly wages than someone with similar education, occupation, and experience in a nonunionized workplace in the same sector
•In Canada, the salary for unionized workers is 23 % higher than that of those who are not union members
•Labor union members have access to pension and other benefits and enjoy job security. Workplace pension, health insurance cover, and annual leave are guaranteed for unionized workers
Workplace conditions and security:
•Unionized employees enjoy safer working environments, predictable working hours, and training and education
•Unions advocate for safer and healthier working environments, including reasonable hours, ventilation, and protective gear
Reduced inequality:
•By encouraging egalitarian wage practices, unions serve to reduce race and gender wage gaps
•Hourly wages for women represented by unions are 4.7% higher on average than for nonunionized women with comparable characteristics
•Unions improve wages and benefits for all workers, not just union members. They help reduce income inequality
Spillover benefits:
•Unionization also has spillover effects that extend well beyond union workers
•Competition means workers at nonunionized firms see increased wages too
•When union density is high, nonunion workers benefit from higher wages
2. How Unions Can Benefit the Economy
Advocates and some economic research point to broader economic benefits:
•Unions contribute to economic growth and resilience. They do so in part simply by reducing overall inequality
•And unions can boost businesses’ productivity by improving working environments and by giving experienced workers more of an input into decisions
•Unions contribute to economic growth by increasing worker productivity and consumer spending
•In their 1984 book Freeman and Medoff argue that labor unions tend to contribute to increased productivity
•Organizations also experience improved productivity due to unionization ... ensuring that the most experienced workforce stays on the job, and employers enjoy standardized wages and the reduction of workplace turnover
The U.S. Treasury Department's 2023 report concluded unions play an important role in addressing longstanding challenges faced by the middle class – including stagnant wages, high housing costs, and reduced intergenerational mobility. In doing so, unions contribute to a more robust and resilient economy.
3. Potential Drawbacks and Costs
Other economists and employers point to costs:
For employers and the economy:
•The disadvantages include increased labor costs, reduced flexibility, and potential strikes
•Unionization is disadvantageous to employers because it increases labor costs, risks for lost production and lawsuits
•The unions’ collective bargaining for higher wages, employee benefits, and working conditions leads to increased production costs, reducing profitability
•Some economists describe unions as labor cartels that restrict the number of workers in a company or industry ... sometimes achieve benefits for their members, they harm the overall economy
For workers:
•Union membership financial costs may include dues and fees for joining the organizations
•Workers lose their ability to negotiate pay and benefits for themselves once they join unions
•Many unions have been marred with issues such as corruption, inadequate personal autonomy for workers high membership fees, and political participation
•Employers lose their ability to promote workers based on merit or productivity since unions emphasize seniority
•Unionized workers are legally allowed to strike if their employers do not agree to the wage, benefits, or workplace policies they request. Companies incur direct costs due to lost production
Additional criticisms include adversarial labor-management relations, reduced business competition, and difficulty dismissing unproductive workers or rewarding high performers.
4. Bottom Line
•For individual workers, especially in middle- and low-wage occupations, extensive research finds union membership is associated with higher wages, better benefits, greater job security, and safer conditions.
•For the economy as a whole, the effect is more complex and depends on how you measure it. Pro-union research emphasizes reduced inequality, higher consumer spending, spillover wage gains, and improved productivity and resilience. Critical research emphasizes higher production costs, reduced flexibility and hiring, and risk of strikes and slower job growth.
Whether unions are "good" therefore depends on perspective: they tend to be clearly beneficial for their members and for reducing wage inequality, but create trade-offs in costs and flexibility for employers and for labor market dynamics that economists continue to debate.