ECI Media Management Inflation Report Q4 2021 ECI A Q4 2021 update of ECI Media Management's Media Inflation Report explores trends in media inflation globally, by region and in key markets in 2021 and 2022. Cinema planning & buying Digital media planning & buying Online display Online video planning & buying Video on demand Outdoor & out of home planning and buying Magazine planning & buying Newspaper planning & buying Radio & audio planning & buying Social media planning & buying TV & Connected TV planning & buying Global Advertising expenditure & forecasts