"Facebook, Google Digital Ad Market Share Drops as Amazon Climbs" - June 2019 [1] "Amazon is eating into Google's most important business: Search advertising"

"Facebook, Google Digital Ad Market Share Drops as Amazon Climbs" - June 2019 [1] "Amazon is eating into Google's most important business: Search advertising" - October 2019 [2] There are dozens and dozens of articles about this. The market as a whole is growing, and Google's market share is large, but shrinking as a percentage of the pie. [1] - https://www.investopedia.com/news/facebook-google-digital-ad-market-share-drops-amazon-climbs/ https://www.investopedia.com/news/facebook-google-digital-ad... [2] - https://www.cnbc.com/2019/10/15/amazon-is-eating-into-googles-dominance-in-search-ads.html https://www.cnbc.com/2019/10/15/amazon-is-eating-into-google...