Amazon and Advertising: Watch out Facebook (and Amazon’s sellers)
Over the past four years, Amazon (NASDAQ:AMZN) has uncorked a gusher of cash by driving up advertising on its Marketplace. Ad revenues are up from $1.7 billion in 2015 to $14 billion in 2019, and to a staggering $8 billion in the fourth quarter of 2020 alone – up 66%...