Tech start-up Paribus is looking out for consumers — by looking into their email. It's part of the company's effort to keep retailers honest amid the blizzard of sales offers that enable consumers to ...

These articles are brought to you in association with Pocket-lint and our partners. Have you ever bought an item and then discovered that the store later discounted it? It's an annoying problem for ...

A new startup called Paribus, launching today at TechCrunch Disrupt NY, wants to help online shoppers get money back when prices drop. Today’s consumers know that prices change more often on ...

Shoshanna Delventhal is an expert in equities investing with 3+ years of experience as a business, finance, and markets reporter. Shoshanna received her bachelor's from the University of North ...

Ceteris paribus, literally "holding other things constant," is a Latin phrase that is commonly translated into English as "all else being equal." A dominant assumption in mainstream economic thinking, ...

Posts from this author will be added to your daily email digest and your homepage feed. A certain amount of price discrimination is expected, and is sometimes even seen as benevolent. Few strenuously ...

When Gus and his wife bought the outdoor sofa set of their dreams for $1300, they couldn't believe their good fortune. They had found it for $1000 less than they had seen anywhere else, and then had a ...

You just made a significant online purchase, only to find that the price dropped on the item just after you bought it. Many stores will refund the price difference to you within one or two weeks after ...

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Robert Kelly is managing director of ...