Repeat chart toppers AB InBev & McDonald's demonstrate their continued success. Close competition amongst agencies illustrates commitment to effectiveness globally. NEW YORK, June 6, 2024 /PRNewswire/ Effie Worldwide has today announced the 2023 Effie Index® (effieindex.com), the 13th annual ranking of the companies behind the world's most effective marketing initiatives. FMCG/CPG, fast food and beverage companies dominated this.