Injunctive Norms Outperform Reciprocity: Tip Request Messages Can Increase Tipping Without Reducing Demand

• Seung Hyun Kim

  Corresponding Author

  Seung Hyun Kim

  [email protected]

  https://orcid.org/0000-0003-2723-6489

  Spears School of Business, Oklahoma State University, Stillwater, Oklahoma 74078

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  ,
• On Amir

  On Amir

  [email protected]

  Rady School of Management, University of California San Diego, La Jolla, California 92093

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  ,
• Kenneth C. Wilbur

  Kenneth C. Wilbur

  [email protected]

  https://orcid.org/0000-0002-1227-8750

  Rady School of Management, University of California San Diego, La Jolla, California 92093

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