Notes: Retail will continue to be the largest-spending vertical on US digital advertising, according to eMarketer’s latest estimates, accounting for 22% share of total spend. That would be slightly higher than the 21% share detailed by the IAB and PwC in their 2014 online ad revenues report. The retail sector is expected to be even more influential in mobile advertising, where it is expected to account for 23.2% of total revenues this year.
Related: Mobile In-App Ads Expected to Top Desktop Ads in Spend Next Year
About the Data: eMarketer notes that total digital ad spending “includes advertising appears on desktop and laptop computers as well as mobile phones and tablets, and includes all the various formats of advertising on those platforms.” Mobile ad spending “includes classified, display (banners and other, rich media and video), email, lead generation, messaging-based and search advertising” and also includes ad spending on tablets.