Salesperson Solution Involvement Scale

What it measures

Salesperson solution involvement captures the degree to which a salesperson engages in activities that enact the four customer-supplier relational processes inherent in customer solution provision: (1) customer requirements definition -- probing needs and broader business objectives; (2) customization and integration -- assembling and modifying bundles of goods/services to meet identified requirements; (3) deployment -- managing delivery, installation, and user enablement; and (4) postdeployment customer support -- maintaining ongoing dialogue and diagnosing emerging needs. The 18-item second-order reflective scale (four first-order reflective dimensions) was developed through qualitative interviews with 27 senior executives and a 170-article literature review, then validated across five studies spanning multiple firms, industries, and countries. Two parallel versions were validated: a customer-reported version (assessed relative to competing salespeople) and a salesperson self-report version (also framed comparatively against competitors).

Response format

7-point Likert scale (1 = strongly disagree, 7 = strongly agree) for the customer-reported version; 7-point comparative scale (1 = much worse, 7 = much better) relative to competing salespeople for the salesperson self-report version

Scale items

• Compared to competing salespeople, [Supplier Name]'s salesperson has a deep understanding of our needs. [Customer Requirements Definition]
• Compared to competing salespeople, [Supplier Name]'s salesperson has a deep understanding of the broader objectives of my firm. [Customer Requirements Definition]
• Compared to competing salespeople, [Supplier Name]'s salesperson asks the right questions to identify our needs. [Customer Requirements Definition]
• Compared to competing salespeople, [Supplier Name]'s salesperson has a deep understanding of our firm. [Customer Requirements Definition]
• Compared to competing salespeople, [Supplier Name]'s salesperson has a deep understanding of the goods/services we buy from other suppliers. [Customer Requirements Definition]
• Compared to competing salespeople, [Supplier Name]'s salesperson designs goods and services that can work together as a solution. [Customization and Integration]
• Compared to competing salespeople, [Supplier Name]'s salesperson modifies goods and services so that they can work together as a solution. [Customization and Integration]
• Compared to competing salespeople, [Supplier Name]'s salesperson selects goods and services that can work together as a solution. [Customization and Integration]
• Compared to competing salespeople, [Supplier Name]'s salesperson personally takes care of the quick delivery of the proposed solution. [Deployment]
• Compared to competing salespeople, [Supplier Name]'s salesperson personally monitors the installation of the proposed solution. [Deployment]
• Compared to competing salespeople, [Supplier Name]'s salesperson knows the capabilities of the users of the proposed solution. [Deployment]
• Compared to competing salespeople, [Supplier Name]'s salesperson provides us with the necessary information about the solution. [Deployment]
• Compared to competing salespeople, [Supplier Name]'s salesperson keeps us updated about new developments after solution implementation. [Postdeployment Support]
• Compared to competing salespeople, [Supplier Name]'s salesperson always has a new solution to offer to satisfy our new needs. [Postdeployment Support]
• Compared to competing salespeople, [Supplier Name]'s salesperson develops a long-term relationship with us after solution implementation. [Postdeployment Support]
• Compared to competing salespeople, [Supplier Name]'s salesperson stays available after solution implementation. [Postdeployment Support]
• Compared to competing salespeople, [Supplier Name]'s salesperson maintains a continue dialogue with us after solution implementation. [Postdeployment Support]
• Compared to competing salespeople, [Supplier Name]'s salesperson calls on us after solution implementation to verify that our needs have been met. [Postdeployment Support]

Full scale items shown. Always cite the original source when using this scale in research.

Usage notes & scoring

CR = .97, AVE = .88 for the customer-reported version (Quantitative Prestudy and Study 3); CR = .81, AVE = .52 for the salesperson self-report version (Studies 1 and 2). The value in the alpha field reflects composite reliability (CR), not Cronbach's alpha, as the paper does not report Cronbach's alpha. Lowest standardised factor loading = .71 (customer version). Validated across five studies: Quantitative Prestudy (IT firm, Greece; customer-reported; n = 104; CFA: RMSEA = .09, CFI = .98), Study 1 (Fortune 500 electronics firm, 15 EU countries; salesperson self-report; n = 120), Study 2 (multi-firm, multi-industry, Greece; salesperson self-report; n = 247), Study 3 (pumping systems manufacturer, Germany; customer-reported; n = 185). Salesperson solution involvement positively predicts objective quota performance (Study 1: +61.95% per 1 SD increase), subjective sales performance (Study 2: +34.92%), and objective net customer profits (Study 3: +22.14%). Effects are amplified by higher sales unit cross-functional cooperation, broader firm product portfolio scope, and stronger customer-supplier relationship tie strength. Customer adaptiveness was not a significant moderator. items_full captures the customer-reported version (Quantitative Prestudy/Study 3). The salesperson self-report version (Studies 1/2) uses analogous first-person wording on the same 18-item structure. Items contain a placeholder [Supplier Name] and solution type label to be adapted to context.

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Citation

Panagopoulos, N. G., Rapp, A. A., & Ogilvie, J. L. (2017). Salesperson solution involvement and sales performance: The contingent role of supplier firm and customer-supplier relationship characteristics. Journal of Marketing, 81(4), 144-164. https://doi.org/10.1509/jm.15.0342

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