taste information in the presence of competition between the retailer's store brand and a manufacturer's national brand. In … popularity of different product features, the vertical differentiation between the two brands, and the cost of store brand … introduction. This interaction is most striking when the store brand introduction is not very costly. In this case, if one of the …

competition between the retailers store brand (SB) and a manufacturers national brand (NB). In our model, there is ex …