According to World Bank country classification, 4 different countries exist today based on income person, namely low income, lower middle, upper middle and high income groups. However, the poverty curve from two humps to one as of 2035 lets us be confident that there will be no more poor countries. From 1960 “Camel World” to 2012 “Dromedary World” the poverty curve based on GDP per capita from $1 per day to $10 per day is exhibited.
Are poor countries doomed to stay poor? Bill Gates dispels some common misconceptions about poor countries and explains why he is optimistic about the future for developing nations. Watch his interactive presentation prepared on Office Mix, here https://mix.office.com/watch/1otxpj7hz6kbx