This Year, Next Year: Mid-Year Forecast Report

GroupM expects a 13% decline in U.S. ad spend during 2020, followed by 4% growth in 2021.

When it includes 2020 political advertising, which is forecasted to still expand massively, the U.S. advertising market will fall by only 8% percent in 2020.

GroupM shares eight key takeaways from this mid-year report, including forecasts for various media spend and predictions for 2021.

GroupM also released ad forecasts for the U.K. and France.