Müller, Georg; Bergen, Mark; Dutta, Shantanu; Levy, Daniel - In: Managerial and Decision Economics 28 (2007) 7, pp. 817-832
There has been increasing interest in understanding how firms undertake non-price adjustment activities, especially in situations where prices may be rigid despite changes in market conditions. Using scanner price data for over 4500 different food products from a large US supermarket chain, we...