20 Up until June 2019, the Facebook aggregate reports lacked numeric identiﬁer information,
hindering efforts to connect the reported aggregated spend by page name and funding entity
and the information retrieved from the library API.

https://doi.org/10.1017/9781108890960 Published online by Cambridge University Press

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Erika Franklin Fowler, Michael M. Franz, & Travis N. Ridout

and often buggy, and Facebook ﬁxes to reported bugs can take weeks or in some
cases months (Rosenberg 2019).
Social_Media_and_Democracy