Leverage Factor
Project Cost Real world outcome Outcome estimates Economic value in Western terms
Global universal flu shots $58b-90b/year 250k-500k lives/year saved $7.83/shot for vaccine (CDC vaccine price list 2011) + $0.50-5.00 for delivery (guess) x 7b (world population); 250k-500k lives/year saved $500b-1t

Leverage Factor

6 - 15