Bell, David RDrèze, Xavier2023-05-222023-05-222002-01-152018-03-19https://repository.upenn.edu/handle/20.500.14332/39612Bell, D. R., & Dreze, X. (2002). Changing the channel: A better way to do trade promotions. MIT Sloan Management Review, 43(2), 42-49. This article has been published in MIT Sloan Management Review, available at: https://sloanreview.mit.edu/article/changing-the-channel-a-better-way-to-do-trade-promotions/BusinessMarketingArticle