Snir, Avichai; Levy, Daniel; Gotler, Alex; Haipeng … - Rimini Centre for Economic Analysis (RCEA) - 2012
There is evidence that 9-ending prices are more common and more rigid than other prices. We use data from three sources … ensuing asymmetry in rigidity associated with 9-ending prices. We find that consumers use 9-endings as a signal for low prices … prices more often after price increases than after price decreases. 9-ending prices, therefore, usually increase only if the …