Although we spend about .2% of GDP on foreign aid, many say it's worth it because the US can manipulate poorer and less stable countries to behave themselves and not have wars and instability. In the long run that global stability is good for trade as our markets expand into newer markets (just like what happened after WWII).
Convince me otherwise with evidence and reason.
I do not see this question as different in principle from several other recent or past questions mostly from the same questioner. For future reference by interested readers, here are some key issues for which I have offered discussion in recent Answers postings:
During the past two months, there have been three main Questions where I have discussed some or all of these points:
I can elaborate further on Objectivism and its applications if necessary (within my knowledge of the principles and issues).
answered May 01 '14 at 22:25
Ideas for Life ♦