1. Economic growth - 2 Danica Popović, December 4, 2007

7. Knowledge as a public good

11. The problem of foreign aid Dear Bono… “I am afraid that your energies have been misdirected when they are used to advance an aid agenda that is based on two obsolete and counter- productive premises: first, that aid for Africa must be spent in Africa rather than outside it and, second, that we must work to increase aid flows to a target of 0.7 per cent of gross national product… In a recent interview, you said that you expected your music would endure forever but poverty would have ended in a hundred years. I wish you good luck on your music. But not even a hundred years would suffice to end poverty if you fail to correct your course. “ A letter from Jagdish Bhagwati to Bono in the Financial Times,letter from Jagdish Bhagwati to Bono

12. GDP density - Earth at night

18. Political cycles