How were the various countries of the world affected economically by WWII? Who came out ahead? Which countries suffered monetarily? Who lost their empires? Who lost the most in human capital?

Answer 1

You'll find a lot of the answers in these sites.

http://history.howstuffworks.com/world-war-ii/economic-and-social-aspects-of-world-war-ii.htm

http://dannyreviews.com/h/Economics_World_War.html

http://www.johndclare.net/wwii1_economic_effects.htm