Here's an interesting read.
With ever more powerful and smart search technologies cropping up online offering new ways to compare prices--Google's Froogle, Product MySimon come to mind--wouldn't price-sensitive consumers automatically gravitate toward retailers with the lowest prices and thus unleash a fierce attack on profit margins?
Optimising Digital Marketing Campaigns with Search, Social and Analytics
At SES London (9-11 Feb) you'll get an overview of the latest tools, tips, and tactics in Paid, Owned, Earned, Integrated Media and Business Intelligence to streamline your marketing campaigns in 2015. Register by 31 October to take advantage of Early Bird Rates.