← We Already Knew Source Library Direct historical sources and related research from 1964 to 2026, ordered by publication within each group.
Direct historical sources Related research and context Direct historical sources 1964-08 · Journal article
A Method to Detect Specific Causes of Consumer Complaints Jean Namias · Journal of Marketing Research
Proposes a statistical chart to help management detect specific causes of complaints.
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Reading Abstract checked 1978-08 · Journal article
The Consumer Affairs Office: Essential Element in Corporate Policy and Planning Mary Jones · California Management Review
Places the consumer affairs office in the context of corporate policy and planning.
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Reading Bibliography checked 1978-08 · Journal article
Marketing Quality Control: An Alternative to Consumer Affairs Salvatore Divita · California Management Review
Presents marketing quality control as an alternative approach to consumer affairs.
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Reading Bibliography checked 1980-05-30 · Newspaper article
Consumer-affairs sections channeling new clout for the customer Thomas Watterson · The Christian Science Monitor
Reports how Nell Stewart described the changing role of consumer relations at Texize.
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Reading Full text read 1980-12-02 · Working paper
Increasing the Organizational Influence of Corporate Consumer Affairs Departments Claes Fornell · University of Michigan · Working Paper No. 242
Examines how consumer affairs departments could gain influence within firms and how to evaluate their contribution.
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Reading Full text read Working-paper full text available. Comparison with the 1981 journal version is pending.
1981 · Journal article
Increasing the Organizational Influence of Corporate Consumer Affairs Departments Claes Fornell · Journal of Consumer Affairs 15(2), 191–213
The journal version of the 1980 study. A detailed comparison of the two versions is pending.
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Reading Full text available, not yet read Journal text available in the university archive. Comparison with the 1980 working paper is pending.
1984 · Journal article
The Vicious Circle of Consumer Complaints Claes Fornell and Robert A. Westbrook · Journal of Marketing
Proposes a feedback loop between rising complaints, reduced influence for the unit receiving them, and management inaction.
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Reading Abstract checked 1987-08-21 · Newspaper article
Making Complaints Count Bill Lohmann · The Washington Post
Contemporary reporting on how consumers complain and how companies respond.
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Reading Source reviewed 1990-11-01 · Company case
A look at the customer survey process at Caterpillar Inc. Brett Blackwell · Quirk’s Marketing Research Review
The trade journal’s byline accompanies a presentation adapted from Caterpillar’s survey coordinator. The account describes using customer surveys in product and quality decisions.
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Reading Source reviewed 1999-01-01 · Trade publication
‘Voice of the customer’ disconnects still exist in most companies John Goodman and Colleen Bush · Quirk’s Marketing Research Review
The authors report gaps between collecting feedback, getting management involved, and tracking fixes.
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Reading Source reviewed 2002 · Shareholder letter
2002 Letter to Shareholders Jeff Bezos · Amazon
Amazon’s own account reports a change in contacts per order. The metric describes contact frequency.
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Reading Source reviewed 2026-03-24 · Vendor-hosted case
United Airlines, CVS Capitalize on Cresta Conversation Intelligence to Boost Customer Experience Robin Gareiss · Cresta
A vendor-hosted account describes United’s cross-team response to contact patterns. The reported results come from that account.
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Reading Source reviewed 2026-11 · Trade publication
Enhancing the VOC Process – Part 2 John Goodman, Thomas Hollman, Bill Price and David Beinhacker · Contact Center Pipeline
The authors report on their VOC survey and describe how practitioners can assign responsibility and track action.
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Reading Source reviewed Related research and context 1964 · Dissertation
An Experimental Study of Consumer Effort, Expectation, and Satisfaction Richard N. Cardozo · University of Minnesota
An early experimental study of how effort and expectations shape consumer satisfaction.
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Reading Bibliography checked 1996 · Journal article
The American Customer Satisfaction Index: Nature, Purpose, and Findings Claes Fornell, Michael D. Johnson, Eugene W. Anderson, Jaesung Cha and Barbara Everitt Bryant · Journal of Marketing
Documents how the ACSI was built and what comparisons it supports across industries and over time.
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Reading Abstract checked 2024-04-29 · Later historical research
“Killing Complaints with Courtesy”: The Role of Relationship Building in the Success of the Early U.S. Central Power Stations (1890–1938) Veronica Jacome · Enterprise & Society
A later historical analysis of how early US electric utilities handled complaints. The 2024 date is its first online publication.
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Reading Source reviewed 2025 · Journal article
Generative AI at Work Erik Brynjolfsson, Danielle Li and Lindsey Raymond · The Quarterly Journal of Economics
Studies the rollout of an AI assistant to customer-support agents and measures productivity through issues resolved per hour.
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Reading Abstract checked 2026-03-31 · Official report
2025 Consumer Response Annual Report Consumer Financial Protection Bureau · CFPB
Reports how the CFPB routed complaints it received in 2025 and how companies responded.
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Reading Source reviewed 2026-11-04 · Survey release
Survey on the Expected ROI of Customer Service AI Initiatives Gartner · Gartner Newsroom
Summarizes what surveyed service leaders reported about returns on AI investment. The results describe respondents’ assessments.
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Reading Source reviewed