Most rich countries have reported increases in happiness as they become richer.
The globalization that has rescued so many in poor countries has harmed some people in rich countries, as factories and jobs migrated to where labor is cheaper.
Americans, like many citizens of rich countries, take for granted the legal and regulatory system, the public schools, health care and social security for the elderly, roads, defense and diplomacy, and heavy investments by the state in research, particularly in medicine.
The absence of state capacity - that is, of the services and protections that people in rich countries take for granted - is one of the major causes of poverty and deprivation around the world.
Rich countries can afford to overpay for things.
When the word 'morality' comes up in connection with economics, income distribution and financial stability are usually the issues. Is it moral for rich countries to use such a high proportion of the world's resources or for investment bankers to earn large bonuses?
I think that my work is my attempt, I suppose, is to try and become a piece of connective tissue. I'm trying to communicate with people here and in America - in rich countries - about what I see on the ground in badly affected areas.
Climate change is a consequence of the build up of greenhouse gases over the past 200 years in the atmosphere, and virtually all these emissions came from the rich countries.
Why do tax havens exist? Because rich countries allow them to. If the U.S. came down on tax havens in the same way they come down on countries that trade with Iran and Cuba, we'd have no tax havens in the world.
As someone from a developing country, I have a problem with rich countries thinking they can tell us anything, simply because they are giving money.