marketing spending is hard. Blake, Nosko and Tadelis (2015) ran an experiment with eBay, showing that when the company suspended … suggest money spent on search-engine marketing may be more effective than previously documented. …

television and social media advertising. We find that television outlets whose viewers watch more television charge a lower price … more male audiences on television. Also consistent with the theory, we show that social media advertising markets feature a … trends in television advertising revenue. We use the model to quantify the impact of mergers, the effect of competition on …

watch the Super Bowl. Its popularity is driving marketing forces such as TV commercials, corporate sponsorship, publicity … Super Bowl Advertising among college students to determine what characteristics of the ads were significant what …

!'s search advertising business. Two of the deals have not raised antitrust concerns by competition authorities. I review these …