Transcript for Why You Might Not Be Charged the Same Prices as Your Friend
Imagine if you walked into a store and they charged you a different price based on how you look or who you are -- how much you make. Well it turns out something like that is happening when you shop at some stores online. Have you ever noticed you're paying more than someone sitting right next to you ABC's chief business correspondent Rebecca Jarvis with the revelation. -- online some marketers are changing the rights in a flash to capitalize on how much. They think you are willing to pay for kind of looking under the hood -- can -- you can kind of see weapons and we discovered they're putting you -- consumer categories with names like shopping addicts -- folks. Hi vendors and they. -- offering -- the price they think you'll pay their gauging it by knowing where you live what you -- Estimating how much money you make all the information collected from your history on the Internet. We decided to put it to the test to world news producers one pack of patents on staples dot com the price on her computer 1519. And the price on his thirteenth avenue -- That's more than a dollar less. And take a look at this world news viewers from all over the country getting a variety of different prices for those same pants. It ends -- thirteen dollars and 96 to two dollars and nineteen cents in Gary California. The companies admit it's happening staples tells us if you find a lower price they will match it it's a pretty wide web. And I think a lot of consumers to be fairly surprised to see that this is going -- I don't think if if there. Doesn't quite make sense that you might be charging be one -- someone else from the friends I almost can't believe that the company to do it. There's no transparency -- -- you have no idea that this is going on in the background. Just be aware that you may be targeted as a working class soccer mom Ashley -- book -- Rebecca Jarvis ABC news Washington DC.
This transcript has been automatically generated and may not be 100% accurate.