Retailer price promotions, and in particular multi-unit promotions such as the ubiquitous “buy one, get one” deal, are often criticized as a cause of food waste, presumably because they lure households into buying more than they can realistically consume. In this research, the authors...

Why do some consumers find a consumption activity appealing while others see it as morally appalling? A series of five experiments in two different morally ambiguous contexts shows that differences in social identity strength can in part explain discrepant reactions to the very same consumption...