Facebook Inc., the largest social- networking service, is making headway in its push to boost sales by giving advertisers more ways to reach people who share photos and status updates over wireless devices.
Amazon.com Inc., the world’s largest online retailer, decreased the most in more than a year after forecasting operating profit that missed estimates as the company invests in warehouses and digital content.
Amazon.com Inc.’s days as the most expensive stock in the Standard & Poor’s 500 Index are numbered as Chief Executive Officer Jeff Bezos reaps profit from an $18.5 billion spending spree designed to spur growth.
Citigroup Inc. fired Mark Mahaney, a senior technology analyst, according to a person with direct knowledge of the matter, as it settled a separate regulatory claim that a junior analyst disclosed confidential information before Facebook Inc.’s initial public offering.
Priceline.com Inc. has boosted annual ad spending to more than $1 billion for the first time, extending its lead over Expedia Inc. in the hotel-booking market and stepping up a rivalry that’s benefiting Google Inc.