Updated: Q2 2024EMARKETER is the leading research, data, and insights provider, helping companies maximize revenue, optimize spend, and anticipate digital disruption through our carefully vetted data sources and proprietary research methodology. Updated: Q2 2024Estimates 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 first-party 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. Updated: Q2 2024Average retail media search ad cost per click (CPC) growth is the change in the average amount advertisers pay for each clickthrough on their search ad in the period; includes search advertising that appears on websites or apps that are primarily engaged in retail ecommerce; examples include advertising on Amazon, Walmart, and eBay; 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; excludes advertising on social networks or search engines