branded equivalent, while the retailer's margin on the national brand is an upper bound on the retailer's marginal handling … cost for both the brand and private label versions. We find that lower bounds on the 'full' markup ratio range from 3 …

Investments in brand provide one method for vendors to become known and convince potential customers that vendors will … their commitments can serve a similar function and may undermine investments in brand. This study uses a 13-month panel … whether information use undermines brand. We find that individuals who take up using price comparison sites reduce their …