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. 2022 Dec 14;15(2):423–453. doi: 10.1007/s12571-022-01330-8

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Fig. 3 — Correlates of phone survey intensity in Africa.

Notes: The fit line is from a linear regression of the number of interviews (log) on population (log), statistical capacity score (SCS), net official development assistance (ODA) (log), fragile state index (FSI), and number of COVID related cases/deaths.

Source: Computed from data compiled by the authors