https://philanthropy.com/interactives/giving-usa-2015
A trillion dollars every 3 years. Simply trying to make every dollar more effective would go a long way. We probably need fewer, but more effective charities, for example. Identify the best ways to fund medical research.
On a more constructive note, I have a rather high opinion of Doctors Without Borders.
(I know that negativity in comments is discouraged, but I hope I'll get away with this.)
https://philanthropy.com/interactives/giving-usa-2015
A trillion dollars every 3 years. Simply trying to make every dollar more effective would go a long way. We probably need fewer, but more effective charities, for example. Identify the best ways to fund medical research.