Following Green & Gerber,this section is not rated by level of confidence. These statements are unrated impressions from a growing body of research.
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Social media variations

** Social media information campaigns that consist of banner ads or “I voted” widgets do not increase turnout. Adding news about which of a person’s friends have voted increases turnout slightly (1 vote per 256 users).

(Green & Gerber, 2023) (Loewenstein, J.)