Walmart follows Amazon into an online advertising battle

Walmart follows Amazon into an online advertising battle
Image: Joe Raedle/Getty ImagesAs the industry buzzes about Amazon's growing advertising power, its arch-rival is trying its best not to be outdone. Walmart is now quietly bulking up its own online ads business, according to a recent research note from KeyBanc analyst Ed Yruma. Whereas the retailer previously used space on its site mostly for its own promotions, it's now increasingly selling it to other brands and vendors. SEE ALSO: Amazon may not always have the best prices, but

A Donald Trump tweet knocked $6 billion off Amazon’s value

A Donald Trump tweet knocked $6 billion off Amazon’s value
Image: alex wong/Getty ImagesDonald Trump knocked $6 billion off of Amazon before most of the country was awake. In a tweet sent at 6:12 a.m. EST, Trump claimed Amazon was "doing great damage to tax paying retailers," resulting in the loss of jobs. The @washingtonpost, which loses a fortune, is owned by @JeffBezos for purposes of keeping taxes down at his no profit company, @amazon. Donald J. Trump (@realDonaldTrump) December 7, 2015 That was just the beginning. Since then,