But it asks about “the right way to think about how much to give to charity”, not “the right amount to give to charity”. It is well possible (depending on what one means by “way to think about”) that there is one right way to think about how much to give to charity but it returns different outputs given different inputs.
But it asks about “the right way to think about how much to give to charity”, not “the right amount to give to charity”. It is well possible (depending on what one means by “way to think about”) that there is one right way to think about how much to give to charity but it returns different outputs given different inputs.