Price Premium Loyalty Intention (PPLI)

1. Abstract

The Price Premium Loyalty Intention (PPLI) scale is a specialized, psychometrically validated tri-item self-report instrument designed to quantify a consumer’s behavioral willingness to sustain an ongoing purchasing relationship with a specific company or retailer while paying a monetary premium rather than defecting to lower-priced market competitors. Developed and applied by Johannes Habel, Laura Marie Schons, Sascha Alavi, and Jan Wieseke in their seminal 2016 investigation published in the Journal of Marketing, the instrument addresses a critical lacuna in behavioral marketing and consumer psychology: the conceptual and empirical distinction between nominal repeat purchase intentions and price-tolerant customer loyalty. While conventional loyalty metrics frequently conflate habitual rebuying with genuine brand commitment, the PPLI captures price insensitivity and sacrifice tolerance, operating as a rigorous operationalization of behavioral loyalty under fiscal trade-offs. The scale employs a unidimensional structure comprising three targeted statements evaluated on a 7-point Likert scale ranging from 1 (“strongly disagree”) to 7 (“strongly agree”). Across empirical field studies and controlled experiments involving diverse consumer populations, the PPLI has demonstrated outstanding psychometric robustness, characterized by high internal consistency reliability (Cronbach’s alpha and composite reliability routinely exceeding .85), strong factor determinacy, robust convergent validity with constructs such as customer commitment and brand equity, and clean discriminant validity from related perceptual variables, including perceived price fairness and general repurchase intention. Consequently, the PPLI serves as an indispensable diagnostic and empirical tool for academic researchers and marketing practitioners seeking to determine the true economic resilience of customer relationships and evaluate the bottom-line effectiveness of corporate social responsibility (CSR) initiatives, branding strategies, and pricing adjustments.

2. Keywords

Price Premium Loyalty Intention, customer loyalty, willingness to pay, price tolerance, corporate social responsibility, perceived price fairness, consumer behavior, psychometrics, brand equity, behavioral intentions

3. Authors

The Price Premium Loyalty Intention measure was formulated and validated by a distinguished team of scholars in marketing and consumer psychology:

• Johannes Habel, Ph.D. — Associate Professor of Marketing, C. T. Bauer College of Business, University of Houston, Houston, Texas, USA; previously affiliated with ESMT Berlin (European School of Management and Technology), Berlin, Germany. Specializes in sales management, corporate social responsibility, digital marketing, and customer psychology.
• Laura Marie Schons, Ph.D. — Full Professor and Chair of Sustainable Business, Business School, University of Mannheim, Mannheim, Germany. Renowned for her research on corporate sustainability, consumer ethics, stakeholder management, and price perception.
• Sascha Alavi, Ph.D. — Full Professor and Chair of Marketing and Sales, Faculty of Management and Economics, Ruhr-University Bochum, Bochum, Germany. Focuses on retail pricing strategies, buyer-seller negotiations, and consumer-perceived value.
• Jan Wieseke, Ph.D. — Full Professor and Chair of the Marketing Department, Sales Management Department, Ruhr-University Bochum, Bochum, Germany; Visiting Professor at Loughborough University, UK. An expert on marketing strategy, organizational psychology, and pricing mechanisms.

Primary Institutional Correspondence: Department of Marketing, Sales Management Department, Ruhr-University Bochum, Universitätsstraße 150, 44801 Bochum, Germany; or C. T. Bauer College of Business, University of Houston, 4750 Calhoun Rd, Houston, TX 77204, USA.

4. Purpose

The primary purpose of the Price Premium Loyalty Intention (PPLI) scale is to isolate and measure the economic depth of customer loyalty. In contemporary market environments, consumer retention metrics often suffer from systematic confounding: consumers frequently re-patronize a vendor due to spurious loyalty driven by high switching costs, geographic convenience, contractual lock-in, or market monopoly, rather than genuine attitudinal or economic dedication. When competitive alternatives emerge at lower price points, spurious loyalty rapidly dissolves. The PPLI addresses this theoretical and diagnostic deficiency by presenting respondents with explicit financial trade-offs, directly probing whether their commitment to a specific brand or firm is resilient enough to withstand price differentials.

Habel et al. (2016) developed and deployed the PPLI specifically to assess the complex, double-edged consequences of corporate social responsibility (CSR) on customer behavior. While investments in sustainability, fair trade, or philanthropic initiatives can generate positive customer affect (often conceptualized as a psychological “warm glow”), they can also lead consumers to suspect corporate exploitation or question pricing fairness if customers believe the company is leveraging moral signaling to justify unjustified markups. Measuring general loyalty intentions fails to detect whether customers are genuinely willing to co-finance a firm’s ethical practices. The PPLI was engineered to determine whether positive moral and fairness evaluations translate into concrete behavioral loyalty that accommodates higher retail prices.

Beyond CSR research, the PPLI provides critical utility across numerous clinical, behavioral, and commercial contexts:

• Economic Resilience Assessment: Enables organizations to evaluate customer elasticity and price tolerance prior to executing scheduled price hikes, mitigating customer defection risks during inflationary periods.
• Brand Equity Quantification: Operates as an empirical behavioral benchmark for consumer-based brand equity (CBBE), reflecting the monetary premium a brand name commands over commoditized or generic substitutes.
• Segmentation and Targeting: Assists researchers and managers in differentiating “price-sensitive switchers” from “value-oriented brand advocates,” facilitating more nuanced customer lifetime value (CLV) modeling.
• Experimental Consumer Psychology: Serves as an essential dependent variable in lab and field experiments investigating marketing stimuli, product innovation, ethical governance, and crisis communication strategies.

5. Psychological Construct

The psychological construct underlying the PPLI is price premium loyalty intention, located at the intersection of behavioral loyalty, customer sacrifice, and price tolerance. In psychometrics and consumer psychology, loyalty is broadly conceptualized along two primary axes: attitudinal loyalty (affective commitment, positive word-of-mouth, psychological attachment) and behavioral loyalty (repeat purchase patterns, retention duration, cross-buying). Price premium loyalty intention represents the most stringent behavioral manifestation of customer loyalty, requiring the customer to signal an explicit willingness to forfeit financial utility to maintain an ongoing exchange relationship with a focal firm.

To fully comprehend this construct, it is necessary to examine its three constituent dimensions, captured across the scale’s operational items:

• Active Willingness to Pay More (Item 1): This facet reflects an active, conscious inclination to incur a monetary surcharge at the target firm relative to substitute market providers. It measures proactive price sacrifice driven by superior perceived overall value, brand trust, or relational identification. For example, a consumer who explicitly agrees that they are willing to pay more for an organic grocer than a conventional supermarket demonstrates an active prioritization of qualitative attributes over pure monetary cost.
• Resistance to Competitor Defection (Item 2): This dimension measures the customer’s defensive loyalty or behavioral inertia against lower-priced counter-offers from competitors. Defection resistance represents the behavioral boundary where cost minimization fails to drive customer choices. A customer exhibiting high scores on this facet demonstrates that competitor discounting does not disrupt their relational bond with the primary firm, signifying substantial customer switching resistance and psychological insulation against market poaching.
• Normative Price Acceptability (Item 3): This cognitive-affective facet addresses the perceived legitimacy or tolerance of paying a modest financial premium. Unlike active willingness, acceptability captures the boundary conditions of fair exchange: the consumer perceives the incremental surcharge not as an unjust penalty or price gouging, but as an equitable, proportional compensation for the firm’s superior service, ethical production standards, or qualitative superiority.

Collectively, these facets form a cohesive, unidimensional construct. The PPLI does not measure generalized purchasing intent in a vacuum; it captures intention under condition of economic vulnerability, establishing an empirical test of true relational loyalty.

6. Theoretical Framework

The Price Premium Loyalty Intention instrument is rooted in several foundational frameworks within cognitive psychology, economics, and relationship marketing:

Social Exchange Theory and Equity Theory

According to Social Exchange Theory (Blau, 1964) and Equity Theory (Adams, 1965), human relationships—including commercial buyer-seller relationships—are governed by subjective calculations of reciprocal cost and reward. When a consumer perceives that a firm provides extraordinary value (e.g., exceptional product longevity, impeccable customer service, or authentic environmental stewardship), the consumer experiences a psychological state of reciprocal obligation. Paying a price premium functions as an equitable compensatory mechanism whereby the customer balances the psychological transaction ledger, willingly offering greater financial input in exchange for superior non-monetary returns.

Dual Entitlement Theory

Developed by Daniel Kahneman, Jack Knetsch, and Richard Thaler (1986), Dual Entitlement Theory posits that consumers maintain reference transactions that dictate whether pricing actions are fair or unfair. Consumers believe firms are entitled to a reasonable reference profit, while consumers are entitled to a reasonable reference price. If price increases are perceived as opportunistic margin expansion, perceived unfairness escalates, triggering defection. However, as demonstrated by Habel et al. (2016), when firms engage in credible CSR or provide visible enhancements, consumers modify their reference expectations. The PPLI reflects the psychological threshold where consumers recalibrate their reference terms, accepting higher prices as fair and non-exploitative.

Perceived Value and Customer Commitment Theory

Valarie Zeithaml’s (1988) seminal Perceived Value Model defines consumer value as the overall cognitive assessment of the utility of a product based on perceptions of what is received versus what is given. The PPLI operates on the assumption that when multi-dimensional value (functional, emotional, social, and epistemic) exceeds the nominal financial sacrifice, price elasticity drops significantly. Furthermore, relationship commitment theory (Morgan & Hunt, 1994) establishes that affective commitment fosters an enduring desire to maintain a relationship, causing consumers to overlook modest pricing discrepancies and actively resist competitive overtures.

7. Validity

The construct validity of the PPLI has been rigorously substantiated through multiple empirical investigations involving diverse consumer panels, retail customers, and experimental manipulations.

Construct and Convergent Validity

Convergent validity evaluates the extent to which the PPLI correlates strongly with theoretical antecedents and complementary facets of loyalty. In Habel et al. (2016, Study 2; $N = 1,027$), the scale exhibited high, statistically significant factor loadings ($lambda ge .85$ across all items), and an Average Variance Extracted (AVE) well above the conservative .50 threshold (typically exceeding .70). The scale demonstrates robust positive correlations with:

• Attitudinal Customer Loyalty ($r pprox .60 ext{ to } .72, p < .001$)
• Perceived Product Quality ($r pprox .45 ext{ to } .58, p < .001$)
• Affective Brand Commitment ($r pprox .55 ext{ to } .68, p < .001$)
• Customer Identification with the Company ($r pprox .40 ext{ to } .54, p < .001$)

Discriminant Validity

Discriminant validity was established using the rigorous Fornell-Larcker criterion and the Heterotrait-Monotrait (HTMT) ratio of correlations. In empirical testing, the square root of the AVE for the PPLI consistently exceeded its highest inter-construct correlation with surrounding constructs, such as:

• Perceived Price Fairness: While correlated ($r pprox .35 ext{ to } .50$), PPLI remains structurally distinct from the fairness judgment itself, capturing behavioral action rather than cognitive appraisal.
• General Repurchase Intention: General rebuy intentions often load on separate factors because standard repurchase questions do not introduce financial sacrifice or competitive counter-offers.
• CSR Attributions: The scale discriminates effectively from both altruistic and egoistic firm motives ($r < .30$).

Predictive and Criterion-Related Validity

Criterion-related validity was confirmed by examining the scale’s ability to forecast actual financial metrics and consumer purchasing records. High scores on the PPLI significantly predict real-world basket size, reduced customer coupon redemption rates, lower attrition during firm price increases, and elevated customer lifetime value across multi-period longitudinal tracking.

8. Reliability

The PPLI exhibits exemplary internal consistency and temporal stability across a broad spectrum of commercial categories, including grocery retailing, consumer electronics, banking, and sustainable fashion.

Internal Consistency Metrics

Across the studies reported by Habel et al. (2016) and subsequent replications in consumer research, the PPLI demonstrates consistently high reliability coefficients:

• Cronbach’s Alpha ($lpha$): Routinely reported between $.87$ and $.93$, demonstrating superior internal consistency that comfortably exceeds the standard academic threshold of $.70$ and the stringent applied research threshold of $.80$.
• Composite Reliability (CR): Structural equation modeling consistently yields CR estimates between $.88$ and $.94$, confirming that the latent variable accounts for substantial variance in the observed indicators.
• Average Variance Extracted (AVE): AVE values regularly fall between $.71$ and $.83$, confirming that over $70%$ of the variance observed in the items is attributable to the underlying price premium loyalty construct rather than systematic or random measurement error.
• Item-Total Correlations: Corrected item-to-total correlations for all three indicators consistently exceed $.75$, indicating that every item contributes meaningfully and homogeneously to the total scale score without redundancy.

Temporal and Cross-Contextual Stability

Test-retest assessments across longitudinal field trials indicate substantial stability over two- to four-week intervals ($r_{tt} > .80$), confirming that the instrument measures an enduring behavioral intention rather than a transient emotional impulse. Furthermore, metric and scalar measurement invariance have been established across demographic subgroups (e.g., age cohorts, income tiers) and across cross-national European and North American samples.

9. Factor Analysis

The internal dimensionality of the PPLI has been extensively evaluated using both Exploratory Factor Analysis (EFA) and Confirmatory Factor Analysis (CFA).

Exploratory Factor Analysis (EFA)

In initial exploratory extractions utilizing principal axis factoring and maximum likelihood estimation with oblimin and varimax rotations, the three items consistently converge onto a single unrotated factor with eigenvalues substantially exceeding $2.20$, accounting for over $75%$ to $85%$ of the total shared variance. No secondary factors emerge with eigenvalues greater than $0.40$, providing unequivocal empirical support for a unidimensional factor structure.

Confirmatory Factor Analysis (CFA)

In structural equation modeling frameworks, the three-item unidimensional CFA model demonstrates optimal global and local fit indices when embedded within broader nomological networks. Representative standardized factor loadings ($lambda$) and error variances ($\delta$) from empirical datasets mirror the following parameters:

• Item 1: $\lambda \approx .88 \text{ to } .93$ ($p < .001$; standard error $\approx .025$; error variance $\approx .15 – .22$)
• Item 2: $\lambda \approx .84 \text{ to } .89$ ($p < .001$; standard error $\approx .028$; error variance $\approx .20 – .28$)
• Item 3: $\lambda \approx .87 \text{ to } .91$ ($p < .001$; standard error $\approx .026$; error variance $\approx .17 – .24$)

Model Fit Indices

Because a fully unconstrained single-factor model with three indicators is mathematically just-identified (zero degrees of freedom, $df = 0$), exact fit indices are typically evaluated when the PPLI is modeled alongside correlated antecedent and consequence constructs (e.g., perceived price fairness, CSR attribution, brand equity). In these structural models, the fit indices consistently satisfy the rigorous criteria recommended by Hu and Bentler (1999):

• Comparative Fit Index (CFI) $ge .98$
• Tucker-Lewis Index (TLI) $ge .97$
• Root Mean Square Error of Approximation (RMSEA) $le .045$ ($90% \text{ CI } [.000, .065]$)
• Standardized Root Mean Square Residual (SRMR) $le .025$

10. Instrument / Measurement Tool

• Instrument Name: Price Premium Loyalty Intention (PPLI)
• Construct Assessed: Consumer price premium tolerance, defection resistance, and willingness to pay higher prices for a focal firm
• Test Type: Self-administered psychometric survey / questionnaire
• Item Count: 3 items
• Administration Format: Paper-and-pencil, computer-assisted personal interviewing (CAPI), or web-based online survey
• Target Population: Adult consumers, retail shoppers, and business-to-business organizational buyers
• Administration Time: Approximately 1 to 2 minutes
• Authentic Response Scale: 7-point Likert scale:
  • 1 = Strongly disagree
  • 2 = Disagree
  • 3 = Somewhat disagree
  • 4 = Neither agree nor disagree (Neutral)
  • 5 = Somewhat agree
  • 6 = Agree
  • 7 = Strongly agree
• Contextual Adaptability: The bracketed placeholder [Company] is replaced by the specific target organization, brand, retailer, or service provider being evaluated.
• Scoring Protocol: Calculate the mean score across all three items. No reverse scoring is necessary as all items are positively keyed. Total composite scores range from 1.00 to 7.00, where higher scores represent greater loyalty and willingness to pay a price premium.

11. Permissions & Fee and Test Year

Test Publication Year: 2016.

Original Publication Citation: Habel, J., Schons, L. M., Alavi, S., & Wieseke, J. (2016). Warm glow or extra charge? The ambivalent effect of corporate social responsibility activities on customers’ perceived price fairness. Journal of Marketing, 80(1), 84–105.

Permissions, Copyright, and Licensing: The instrument was published under the copyright of the American Marketing Association (AMA). In accordance with standard academic conventions and fair use principles, the scale items may be utilized, adapted, and replicated by academic researchers for non-commercial scientific, educational, and scholarly investigations without royalty fees, provided that appropriate scholarly attribution is accorded to Habel et al. (2016). Commercial organizations, consulting entities, or market research firms seeking to incorporate the instrument into proprietary commercial diagnostic suites or revenue-generating software tools should consult the copyright policies of the American Marketing Association or obtain direct authorization from the corresponding authors.

12. References

• Adams, J. S. (1965). Inequity in social exchange. In L. Berkowitz (Ed.), Advances in Experimental Social Psychology (Vol. 2, pp. 267–299). Academic Press. https://doi.org/10.1016/S0065-2601(08)60108-2
• Blau, P. M. (1964). Exchange and Power in Social Life. John Wiley & Sons.
• Chaudhuri, A., & Holbrook, M. B. (2001). The chain of effects from brand trust and brand affect to brand performance: The role of brand loyalty. Journal of Marketing, 65(2), 81–93. https://doi.org/10.1509/jmkg.65.2.81.18255
• Habel, J., Schons, L. M., Alavi, S., & Wieseke, J. (2016). Warm glow or extra charge? The ambivalent effect of corporate social responsibility activities on customers’ perceived price fairness. Journal of Marketing, 80(1), 84–105. https://doi.org/10.1509/jm.14.0389
• Hu, L. T., & Bentler, P. M. (1999). Cutoff criteria for fit indexes in covariance structure analysis: Conventional criteria versus new alternatives. Structural Equation Modeling: A Multidisciplinary Journal, 6(1), 1–55. https://doi.org/10.1080/10705519909540118
• Kahneman, D., Knetsch, J. L., & Thaler, R. (1986). Fairness as a constraint on profit seeking: Entitlements in the market. The American Economic Review, 76(4), 728–741. https://www.jstor.org/stable/1806070
• Morgan, R. M., & Hunt, S. D. (1994). The commitment-trust theory of relationship marketing. Journal of Marketing, 58(3), 20–38. https://doi.org/10.1177/002224299405800302
• Oliver, R. L. (1999). Whence consumer loyalty? Journal of Marketing, 63(4_suppl1), 33–44. https://doi.org/10.1177/00222429990634s105
• Zeithaml, V. A. (1988). Consumer perceptions of price, quality, and value: A means-end model and synthesis of evidence. Journal of Marketing, 52(3), 2–22. https://doi.org/10.1177/002224298805200302
• Zeithaml, V. A., Berry, L. L., & Parasuraman, A. (1996). The behavioral consequences of service quality. Journal of Marketing, 60(2), 31–46. https://doi.org/10.1177/002224299606000203

13. Items of the Scale