Do you think you can find the lowest prices by shopping online? Think again. More FTC Mandates Refunds for Online Backorders Over 30 Days 7 Ways to Shop Online with Friends NYC Ebola Patient in Stable Condition, Officials Say NBC News Slain Canadian Soldier Takes 'Highway of Heroes' Home NBC News 'Fortunate and Blessed': First Ebola-Infected Nurse Heads Home NBC News A new study by researchers at Northeastern University confirmed the extent to which major e-commerce websites show some users different prices and a different set of results, even for identical searches. For instance, the study found, users logged in...