Tackling Extreme Poverty through Programmes Targeting the World's Ultra-PoorTackling Extreme Poverty through Programmes Targeting the World's Ultra-Poor9 December 2015Professor Oriana Bandiera, Mushtaque Chowdhury, Professor Esther Duflo, Anna Minj, Muhammad Musa, Desmond SwayneTackling Extreme Poverty through Programmes Targeting the World's Ultra-Poor9 December 2015Professor Oriana Bandiera, Mushtaque Chowdhury, Professor Esther Duflo, Anna Minj, Muhammad Musa, Desmond Swayne