S. Anholt: Which country does the most good for the world?
Simon Anholt worked a long time as an independent policy advisor. He has helped politicians and policy makers to improve economic, political and cultural relationships with other countries Now he works on interesting project - so-called Good Country Index. This index attempts to quantify how good the countries are in a sense that how useful they are to the world. See Simon's Anholt's talk recorded for TED.
You might also be interested to study Good Country Index on your own.