Estimate of COVID-19's impact on deworming charities' cost-effectiveness

	A	B	C	D	E
1			Value	Source	Notes

2	Deworm the World
3		Fixed costs, 2018	$7,886,123	See "Deworm the World spending" sheet	GiveWell's best guess of the proportion of different types of costs that are "fixed" (expected to be incurred regardless of whether deworming treatment rounds are implemented) and "variable" (only incurred in years in which treatment rounds are implemented).
4		Variable costs, 2018	$4,487,592	See "Deworm the World spending" sheet	GiveWell's best guess of the proportion of different types of costs that are "fixed" (expected to be incurred regardless of whether deworming treatment rounds are implemented) and "variable" (only incurred in years in which treatment rounds are implemented).
5		Fixed costs as % of total spending	64%	Calculation
6		Variable costs as % of total spending	36%	Calculation
7	SCI Foundation
8		Fixed costs, April 1, 2018 to March 31, 2019	£3,532,288	See "SCI Foundation" sheet	Fixed costs include "Central costs", "Reserve," and "IC overheads."
9		Variable costs, April 1, 2018 to March 31, 2019	£9,553,585	See "SCI Foundation" sheet	Variable costs include "Implementation," "Rolled implementation budget," and "Research."
10		Fixed costs as % of total spending	27%	Calculation
11		Variable costs as % of total spending	73%	Calculation
12	Sightsavers
13		Fixed costs, January 1, 2017 to March 31, 2020	$2,683,433	See "Sightsavers spending" sheet	GiveWell's best guess of the proportion of different types of costs that are "fixed" (expected to be incurred regardless of whether deworming treatment rounds are implemented) and "variable" (only incurred in years in which treatment rounds are implemented).
14		Variable costs, January 1, 2017 to March 31, 2020	$3,813,754	See "Sightsavers spending" sheet	GiveWell's best guess of the proportion of different types of costs that are "fixed" (expected to be incurred regardless of whether deworming treatment rounds are implemented) and "variable" (only incurred in years in which treatment rounds are implemented).
15		Fixed costs as % of total spending	41%	Calculation
16		Variable costs as % of total spending	59%	Calculation
17	END Fund
18		Fixed costs, 2017 and 2018 (two-year total)	$11,661,326	See "END Fund spending" sheet	Fixed costs include "Other program services (program oversight/management and communication)" and "Other costs (management and general, and fundraising)"
19		Variable costs, 2017 and 2018 (two-year total)	$33,236,165	See "END Fund spending" sheet	Variable costs include "Grants."
20		Fixed costs as % of total spending	26%	Calculation
21		Variable costs as % of total spending	74%	Calculation
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