Study: some online shoppers pay more than others

A new study co-​​authored by a team of North­eastern Uni­ver­sity fac­ulty and stu­dents has found numerous instances of price steering and dis­crim­i­na­tion on many pop­ular e-​​commerce retail and travel web­sites. That’s not nec­es­sarily a bad thing, they say—so long as the com­pa­nies are transparent.