When Size Doesn't Matter: How Large Firms Challenge Our Understanding of Labor Markets

Jonathan H. Westover, PhD
1 hour ago
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Abstract: This article examines a striking empirical regularity that challenges conventional labor economics: within multi-establishment firms, wages appear completely disconnected from establishment size, even though these units operate in distinct labor markets. Drawing on comprehensive evidence from German administrative data covering 25% of private employment, we explore the implications of this "zero employer size wage effect" for our understanding of wage determination and labor market power. While the traditional employer size wage premium—a cornerstone finding suggesting firms move along upward-sloping labor supply curves—holds robustly across single-establishment firms, it vanishes entirely when comparing establishments within the same corporate entity. This pattern proves difficult to reconcile with standard monopsony models but aligns with theories emphasizing above-market wage premia, internal equity norms, and rationed labor supply. The findings carry important implications for practitioners navigating organizational design, compensation architecture, and talent strategy in multi-site operations.

A Puzzle in Plain Sight

For over a century, economists have documented one of labor markets' most consistent patterns: larger employers pay higher wages (Moore, 1911; Brown & Medoff, 1989; Bloom et al., 2018). This "employer size wage effect" appears across countries, industries, and time periods with remarkable persistence. A worker at a firm with 1,000 employees typically earns 4-8% more than an otherwise identical worker at a firm with 100 employees—a substantial premium given the vast dispersion in employer sizes.

The conventional economic interpretation frames this pattern through the lens of employer market power, or monopsony. According to this view, firms face upward-sloping labor supply curves: to employ more workers, they must pay higher wages. Large employers therefore pay premiums not from generosity but necessity—they pay exactly what's required to attract their workforce, and no more (Manning, 2003; Azar & Marinescu, 2024).

Yet recent evidence from Germany's comprehensive administrative records reveals something unexpected: this canonical relationship completely disappears within large, multi-establishment firms (Diegmann et al., 2026). Consider a retail chain operating stores of vastly different sizes across different cities, or a manufacturer with plants employing anywhere from 50 to 500 workers in distinct regional labor markets. Standard theory predicts larger establishments should pay more. Instead, wages show no systematic relationship with establishment size whatsoever—the elasticity rounds to precisely zero.

This finding matters for several reasons. First, it applies to roughly one-quarter of private employment in advanced economies—the substantial share working for multi-establishment enterprises. Second, it challenges how we think about wage determination, labor supply, and employer market power in a significant segment of the labor market. Third, it carries immediate practical implications for how organizations structure compensation, design talent strategies, and think about the relationship between scale and pay.

The Multi-Establishment Landscape: Scale and Scope in Modern Enterprise

Defining Multi-Establishment Firms in Contemporary Labor Markets

Multi-establishment firms (MEFs) represent a dominant organizational form in modern economies. These enterprises—whether retail chains, restaurant groups, manufacturers with multiple plants, or service firms with dispersed branch networks—maintain geographically separated operations under unified ownership and control.

The prevalence of MEFs varies systematically across sectors. In Germany's administrative data, they account for just 7% of manufacturing employment but over 30% in utilities, telecommunications, and financial services (Diegmann et al., 2026). In the United States, multi-unit firms employ roughly 45% of the private workforce, with particularly high concentrations in retail trade, accommodation and food services, and professional services (Barth et al., 2018).

What distinguishes MEFs from single-establishment firms extends beyond mere geographic dispersion. These organizations face distinct challenges in coordinating human resource policies across units, balancing local responsiveness with corporate consistency, and managing internal labor markets that may span regional boundaries. The establishments within a single firm often differ dramatically—a point worth emphasizing. Within the typical large German MEF, establishments vary in size by a factor of 10 or more, operate in labor markets with wage levels differing by 15-20%, and face heterogeneous competitive conditions (Diegmann et al., 2026).

Prevalence, Drivers, and Strategic Rationale

Several forces drive the emergence and persistence of multi-establishment operations. Retailers and restaurants require geographic proximity to customers, naturally generating dispersed store or outlet networks. Manufacturers may locate plants near suppliers, transportation infrastructure, or concentrations of specialized labor. Service providers often establish local offices to facilitate client relationships.

MEFs also emerge through growth strategies—acquisitions that preserve existing establishment identities, geographic expansion that creates new sites, or vertical integration that brings different production stages under common ownership. The resulting organizational complexity creates both opportunities and challenges for human resource management.

The strategic advantages of multi-establishment operation include market coverage, risk diversification, and economies of scope in shared services. Yet these benefits come with coordination costs. Large firms must balance standardization—leveraging scale economies in recruiting, training, and administration—against adaptation to local labor market conditions, regulatory requirements, and competitive dynamics.

Organizational and Individual Consequences of Wage Compression

Organizational Performance Impacts

The decoupling of wages from establishment size within large firms generates both costs and benefits for organizational performance. On one hand, paying similar wages across establishments of different sizes simplifies compensation administration, supports perceived fairness, and facilitates worker transfers between locations. Many practitioners report that standardized pay scales reduce the complexity of HR management and support a unified employer brand (Saez et al., 2019).

On the other hand, establishments facing tighter labor markets or requiring rapid scaling may struggle to attract sufficient talent when constrained by firm-wide wage policies. If establishment A operates in a high-wage region and establishment B in a low-wage region, paying identical wages means overpaying relative to local conditions at B but potentially underpaying at A. This creates recruiting advantages in some markets while generating unnecessary labor costs in others.

The empirical evidence suggests large firms accept these trade-offs. German MEFs show no systematic tendency to boost wages in larger establishments despite facing presumably tighter recruitment challenges. Instead, they appear willing to extend recruiting timelines, increase recruiting intensity, or accept modestly lower workforce quality rather than differentiate wages by establishment size (Diegmann et al., 2026). This pattern persists even in firms without centralized collective bargaining coverage or works councils, suggesting the drivers extend beyond formal institutional constraints.

Individual and Stakeholder Impacts

For workers, the implications depend critically on whether their establishment is large or small relative to the firm's other operations. Employees at smaller establishments within large firms benefit from wage premia above what local labor market conditions would command. These workers enjoy the compensation levels associated with their employer's firm-wide position rather than their establishment's local footprint.

Conversely, workers at the largest establishments within multi-site firms may receive lower wages than comparably productive employees at large single-establishment employers operating in the same local market. The firm-wide wage policy effectively compresses establishment-level variation, redistributing compensation from larger to smaller units.

This pattern creates both winners and losers, but the distributional consequences extend beyond individual paychecks. Wage compression may affect career trajectories, as high-performing workers in undersized establishments face less pressure to job-hop for higher pay, while talented individuals in oversized establishments may face stronger incentives to seek outside opportunities. The pattern may also influence establishment-level productivity dynamics, if rigid pay structures prevent optimal matching between worker quality and establishment needs.

From a broader stakeholder perspective, the zero size-wage relationship within firms suggests that at least in this segment of the labor market, wages respond more to firm-level factors—productivity, profitability, competitive position—than to establishment-level labor scarcity. This decoupling has implications for regional wage inequality (firm location decisions matter more than establishment expansion), worker bargaining power (individual establishments cannot easily bid up wages), and the spatial distribution of economic opportunity.

Evidence-Based Organizational Responses: What Large Firms Actually Do

Table 1: Corporate Case Studies in Multi-Establishment Wage Strategies

Organization Name	Industry/Sector	Establishment Size Variation	Wage Setting Approach	Primary Recruitment Levers	Operational Consequences	Strategic Rationale (Inferred)
UPS	Logistics/Transportation	Small package centers to 1,000+ worker hubs	Centralized (negotiated via Teamster agreements)	Workforce development partnerships and conversion of temporary workers	Longer recruiting periods (18–24 months) for scaling large hubs	Adhering to collective bargaining agreements and avoiding internal equity concerns during major expansions.
Volkswagen	Manufacturing/Automotive	Several hundred to over 40,000 workers	Centralized (highly standardized structures)	Strong employer brand, benefits packages, and training opportunities	Plant managers have limited discretion; recruitment challenges in specific locations	Maintaining internal equity, following works council agreements, and reinforcing corporate philosophy.
Target Corporation	Retail Trade	50 to 500 employees per facility	Regional (market-level base wages)	Automation investment, performance management, and supervisory advancement	Worker quality varies by market competitiveness rather than facility size	Simplifying compensation administration and shifting focus to operational productivity over labor-price competition.
McDonald's	Accommodation and Food Services	15 workers (small-town) vs. 80+ workers (urban flagship)	Centralized (compressed structures at corporate sites)	Employer branding, tuition assistance, and flexible scheduling	Substantially higher recruiting costs per hire at large urban locations	Prioritizing internal equity and preventing wage-based conflicts across different restaurant sizes.
Starbucks	Accommodation and Food Services	12 workers to 40+ workers	Regional (standardized starting wages within geographic markets)	Benefits, stock programs, and advancement opportunities	Store size shows no relationship with pay regardless of volume or demand	Ensuring consistency across local markets while adjusting for cost-of-living differences between regions.

The striking absence of establishment size wage effects within large firms raises a natural question: how do these organizations actually manage compensation across their dispersed operations? Drawing on both the German administrative evidence and broader research on multi-establishment wage setting, several patterns emerge.

Firm-Level Wage Policies and Internal Equity

Large multi-establishment firms frequently adopt wage policies that emphasize internal equity and consistency over local market responsiveness. Survey evidence from U.S. employers indicates that roughly 30-40% explicitly set wages at the firm rather than establishment level (Hazell et al., forthcoming). These policies may reflect fairness norms, administrative convenience, or institutional factors like collective bargaining agreements, but persist even absent such formal constraints.

Effective approaches include:

Establishing transparent pay grades or bands that apply firm-wide, with limited geographic adjustment factors
Developing standardized job architectures that ensure comparable positions receive comparable pay regardless of location
Implementing centralized approval processes for any deviations from standard pay scales
Communicating the rationale for firm-wide policies to establishment managers and workers
Monitoring compliance through regular compensation audits across establishments

Volkswagen operates dozens of manufacturing plants across Germany employing anywhere from several hundred to over 40,000 workers. Despite this enormous variation in plant size and local labor market conditions, the company maintains highly standardized wage structures through its works council agreements and corporate compensation philosophy. Plant managers operate with limited discretion to differentiate wages, even when facing acute recruitment challenges. Instead, the company relies on its strong employer brand, benefits packages, and training opportunities to attract workers across all locations.

Strategic Flexibility Through Non-Wage Recruitment Margins

When constrained from adjusting wages to local establishment-level conditions, large firms shift to alternative recruitment levers. Research comparing single- and multi-establishment firms finds that the latter invest more heavily in employer branding, maintain larger recruiting teams relative to hiring volume, and spend more per hire on non-wage recruitment activities (Diegmann et al., 2026). These patterns suggest firms recognize the recruitment challenges created by wage compression but address them through costlier non-wage margins.

Effective approaches include:

Varying recruiting intensity across establishments—increasing recruiter headcount, job advertising, and sourcing efforts where labor markets are tighter
Differentiating work arrangements when wages cannot flex—offering schedule flexibility, remote work options, or compressed work weeks in high-demand locations
Leveraging establishment-specific amenities—emphasizing location attributes (urban access, suburban parking, campus-like environments) in recruiting
Investing in employer branding that emphasizes firm-level rather than establishment-level attributes
Building talent pipelines through partnerships with local educational institutions or community organizations

McDonald's operates company-owned restaurants ranging from small-town locations employing 15 people to flagship urban sites with 80+ workers. While franchise operations set their own wages, corporate-owned establishments maintain relatively compressed wage structures. To staff larger, higher-volume restaurants in competitive urban labor markets without dramatically increasing wages, the company invests in employer branding, emphasizes benefits (tuition assistance, flexible scheduling), and maintains dedicated recruiting teams. Recruiting costs per hire are substantially higher at large urban locations, but corporate prefers this approach to establishment-specific wage premiums that might create internal equity concerns.

Selective Market Responsiveness: Geographic and Skill Dimensions

While eschewing establishment-size-based wage variation, many large firms do adjust pay for geographic cost-of-living differences and local wage levels. Research indicates that MEFs commonly apply location-based multipliers—paying 15-20% more in high-cost cities than rural areas—even while maintaining identical pay at different-sized establishments within the same local market (Hazell et al., forthcoming). Similarly, firms differentiate more by skill category or job family than by establishment size.

Effective approaches include:

Defining explicit geographic pay zones based on cost-of-living or prevailing wage data, applied uniformly within zones
Conducting regular market benchmarking for key positions by geography, updating geographic differentials as local conditions shift
Maintaining skill- or role-based pay structures that allow differentiation by occupation while preserving within-occupation compression
Granting establishment managers limited flexibility within approved ranges for hard-to-fill specialized positions
Monitoring external competitiveness by role and market, rather than establishment size

Starbucks operates thousands of stores across the U.S. with employment ranging from a dozen workers to 40+ in high-volume locations. The company maintains standardized starting wages within geographic markets—stores in Seattle pay the same entry wage whether employing 15 or 35 workers—but differentiates across markets based on cost-of-living and competitive conditions. Wages in San Francisco exceed those in Nashville by 30-40%, but within each market, store size shows essentially no relationship with pay. The company emphasizes instead its benefits, stock programs, and advancement opportunities as tools for attracting workers to higher-volume, more demanding locations.

Workforce Quality and Productivity Trade-offs

If large establishments within firms cannot bid up wages, they may accept different workforce composition compared to similarly sized single-establishment competitors. German data reveals that within multi-establishment firms, larger establishments employ workers with slightly lower estimated productivity (as measured by worker fixed effects from longitudinal earnings data), suggesting firms accept modest quality trade-offs rather than break firm-wide wage policies (Diegmann et al., 2026).

Effective approaches include:

Emphasizing non-monetary differentiation at larger, more demanding establishments—clearer career paths, better training, stronger management
Accepting longer vacancy durations at size-constrained establishments rather than wage adjustments
Investing in productivity-enhancing technology and processes to compensate for constraints on workforce quality
Screening more intensely for culture fit and firm-specific capabilities when pay cannot differentiate
Developing internal labor markets that facilitate transfers of high performers to larger establishments

Target Corporation maintains several hundred retail stores and distribution centers ranging from 50 to 500 employees. While the company sets market-level base wages, it does not systematically pay more at its largest facilities. Instead, larger distribution centers invest more heavily in automation, maintain more intensive performance management, and emphasize opportunities for advancement into supervisory roles. The company's data indicates that worker quality (as measured by productivity metrics and retention) varies less by facility size than by market-level wage competitiveness, consistent with firm-level policies dominating establishment-level considerations.

Temporal and Dynamic Adjustments

Large firms may accommodate establishment growth or contraction over time without corresponding wage adjustments, instead varying other employment terms. Panel data shows that within the same establishment over time, employment expansions are achieved more through increased recruiting effort and modestly longer time-to-hire rather than wage increases, consistent with firms operating off rather than along their labor supply curves (Diegmann et al., 2026).

Effective approaches include:

Planning for longer recruitment cycles when expanding larger establishments, building buffer time into staffing plans
Ramping recruiting intensity ahead of planned expansions rather than relying on wage signals
Leveraging temporary or contract workers to accommodate short-term fluctuations without disturbing permanent wage structures
Adjusting non-wage terms (signing bonuses, benefits, schedules) that can be modified without setting wage precedents
Communicating hiring needs well in advance to recruiting teams, allowing time for pipeline building

UPS operates hundreds of logistics facilities ranging from small package centers to massive hub operations employing 1,000+ workers. When expanding hub operations—sometimes doubling or tripling employment over 2-3 years—the company maintains its Teamster-negotiated wage scales rather than paying premiums. Instead, expansion timelines explicitly incorporate longer recruiting periods, partnerships with workforce development agencies, and temporary workers who convert to permanent status. The company accepts that scaling a 200-person facility to 500 workers may take 18-24 months rather than 6-12, viewing this as preferable to wage differentiation that would create internal equity concerns.

Building Long-Term Organizational Capability in Multi-Site Wage Management

While the previous section examined tactical responses, leading organizations also invest in longer-term capabilities that enable them to manage dispersed workforces effectively despite compressed wage structures.

Employer Brand Investment and Differentiation

The decoupling of wages from establishment size within firms places greater weight on employer brand as a recruitment and retention lever. If establishments cannot compete primarily on pay, they must compete on reputation, values, culture, and employee value proposition.

Leading MEFs invest systematically in building and maintaining strong employer brands that transcend individual locations. This includes:

Consistent messaging about company mission, values, and culture across all establishments
Investment in workplace quality, safety, and environment that differentiates the firm from local competitors
Development of signature programs (educational benefits, health programs, career development) that smaller competitors cannot match
Cultivation of online employer reviews and ratings that highlight firm-wide rather than location-specific attributes
Internal employer branding that builds pride and retention across all locations regardless of size

These investments serve as partial substitutes for wage flexibility, allowing firms to attract talent in competitive markets without breaking their internal wage structures.

Sophisticated Labor Market Intelligence and Analytics

Operating effectively with compressed wage structures requires excellent labor market intelligence. Organizations need real-time visibility into:

Local unemployment rates, labor force participation, and workforce availability by market
Competitive wage trends by role, skill level, and geography
Recruiting funnel metrics (applicant flow, conversion rates, time-to-fill) by establishment
Retention patterns and turnover drivers that may signal wage competitiveness issues
Cost-per-hire and quality-of-hire metrics that reveal whether non-wage recruitment investments are effective

Leading firms build analytics capabilities that surface early warning indicators when local market conditions change faster than corporate wage policies adjust. This allows proactive responses—increased recruiting resources, enhanced benefits, workplace improvements—before recruitment challenges become acute.

Internal Labor Markets and Career Mobility Systems

If external labor supply curves are less relevant for large firms, internal labor markets become correspondingly more important. Organizations can:

Develop clear career ladders and progression pathways that span establishments and geographies
Facilitate worker transfers between establishments, allowing internal reallocation rather than external recruitment
Build establishment manager capabilities in developing and promoting from within
Create training and development programs that prepare workers for advancement
Communicate advancement opportunities and examples to build retention through career expectations

These internal labor market investments can partially compensate for limited wage flexibility, particularly for workers who value career progression over immediate compensation.

Conclusion: Rethinking Wage Determination in Large Enterprises

The evidence that wages decouple from establishment size within large multi-establishment firms challenges conventional thinking about labor markets. In this substantial segment of employment—accounting for 25% of private jobs in Germany and likely similar shares in other advanced economies—wage determination appears to follow fundamentally different principles than standard models suggest.

Rather than moving along upward-sloping labor supply curves, these organizations appear to set wages based on firm-level considerations—overall profitability, corporate culture, fairness norms, and institutional factors—and then pursue various employment targets at those given wages through non-wage recruitment margins. This "off the supply curve" behavior creates both constraints and opportunities for organizational practice.

The constraints are real: establishments cannot easily bid up wages to address local recruitment challenges, potentially extending hiring timelines or requiring greater recruiting investment. But the opportunities are substantial as well: simplified compensation administration, enhanced internal equity, support for worker mobility, and potentially stronger organizational culture and identity.

For practitioners, several implications emerge:

Wage structures should align with organizational architecture. If your firm operates multiple establishments, defaulting to establishment-size-based wage differentiation may create unnecessary complexity and internal equity concerns without corresponding benefits.
Invest in non-wage recruitment and retention levers. The evidence suggests large firms successfully staff establishments of widely varying sizes without wage differentiation, but this requires sophisticated recruiting capabilities, strong employer branding, and excellent worker experience.
Build robust labor market intelligence. Operating with compressed wage structures makes it essential to monitor local market conditions, competitive dynamics, and recruiting effectiveness to know when and how to adjust non-wage margins.
Develop internal labor markets. If external wage competition matters less within large firms, internal opportunity and advancement matter more. Career development, training, and mobility investments become more central to talent strategies.
Consider the evidence when diagnosing problems. If a large establishment struggles with recruiting, the reflex to "pay more" may be less effective than evidence suggests. Alternative responses—recruiting intensity, employer branding, workplace improvements, or longer recruiting timelines—may prove more organizationally coherent.

The persistence of this pattern across countries, time periods, and institutional contexts suggests it reflects fundamental features of how large organizations operate, not temporary aberrations. Understanding these dynamics can help practitioners build more effective, equitable, and sustainable approaches to managing talent across dispersed operations.

Research Infographic

Decoupling Scale and Pay

References

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Jonathan H. Westover, PhD is Chief Research Officer (Nexus Institute for Work and AI); Associate Dean and Director of HR Academic Programs (WGU); Professor, Organizational Leadership (UVU); OD/HR/Leadership Consultant (Human Capital Innovations). Read Jonathan Westover's executive profile here.

Suggested Citation: Westover, J. H. (2026). When Size Doesn't Matter: How Large Firms Challenge Our Understanding of Labor Markets. Human Capital Leadership Review, 37(4). doi.org/10.70175/hclreview.2020.37.4.5