Here's a nice article the correspondent did about the online advertising bubble. Not a lot of evidence of the efficacy of advertising, and few dare to run the

Here's a nice article the correspondent did about the online advertising bubble. Not a lot of evidence of the efficacy of advertising, and few dare to run the one experiment that counts (pull all ads for a quarter and see what happens): https://thecorrespondent.com/100/the-new-dot-com-bubble-is-here-its-called-online-advertising/13228924500-22d5fd24 https://thecorrespondent.com/100/the-new-dot-com-bubble-is-h...