Snir, Avichai; Levy, Daniel C. - 2019
? Surprisingly, the empirical evidence on this question is scarce. We use 8 years of weekly scanner price data with over 98 million … price observations to document four findings. First, at the category level, 9-ending prices are usually higher, on average …' attention to particularly large price cuts during sales, which perhaps conditions the shoppers to associate 9-ending prices with …