Source: Insider Intelligence | eMarketer, March 2023 - May 2023
Note: digital advertising that appears on websites or apps that are primarily engaged in retail ecommerce or is bought through a retailer's media network or demand-side platform (DSP); examples of websites or apps primarily engaged in retail ecommerce include Amazon, Walmart, and eBay; examples of retail media networks include Amazon's DSP and Etsy's Offsite Ads; includes ads purchased through retail media networks that may not appear on ecommerce sites or apps
Additional Note: Includes advertising that appears on desktop and laptop computers as well as mobile phones, tablets, and other internet-connected devices, and includes all the various formats of advertising on those platforms.
Methodology: Estimates are based on the analysis of various elements related to the ad spending market, including macro-level economic conditions, historical trends of the advertising market, historical trends of each medium in relation to other media, reported revenues from major ad publishers, estimates from other research firms, data from benchmark sources, consumer media consumption trends, consumer device usage trends, and eMarketer interviews with executives at ad agencies, brands, media publishers, and other industry leaders.