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    Creative quality and media support together explain most of what a campaign achieves

    Creative quality and media support together explain most of what a campaign achieves
    StatBrand Strategy

    Matching 1,265 Effie award cases to System1 creative testing, creative quality alone explains 24.2% of the Business Results a campaign reports. Adding media support raises that to 60.1%, at 99.9% confidence. Most of what a campaign achieves sits inside two decisions marketers already control.

    Source

    The Creative Dividend - a partnership between Effie and System1 (2026)

    Andrew Tindall (System1), with Effie Worldwide; ESOC advised by Les Binet

    Figure 91, p. 90, The Creative Dividend (Effie x System1, 2026), 1,200 matched campaigns

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