The existence of price thresholds in grocery retailing is well-documented. Most authors explain the existence of price thresholds using Assimilation-Contrast Theory (ACT), Adaptation Level Theory (ALT) or Prospect Theory (PT). However, each of these theories is untenable if consumers are...

"Hard discounters" are retail formats that set retail food prices even lower than existing discount formats, such as Walmart and Target. Offering limited assortments and focusing on store-brands, these formats promise to change the competitive landscape of food retailing. In this paper, we study...