" Cancer treatment receives so much more funding than malaria treatment because malaria is such a cheap problem to solve that rich countries no longer suffer from it. (It was eliminated from the United States in 1951.) The fact that cancer treatment receives so much more funding than malaria treatment means that, on the margin, each of us can provide a far greater benefit for other people by funding the most effective malaria treatments in the developing world than we can by funding the most effective cancer treatments in the developed world. In "

― William MacAskill , Doing Good Better: How Effective Altruism Can Help You Make a Difference