"Randomized experiments are increasingly used in development economics, with researchers now facing the question of not just whether to randomize, but how to do so. Pure random assignment guarantees that the treatment and control groups will have identical characteristics on average, but in any...

"The recent global financial crisis has shaken the confidence of developed and developing countries alike in the very blueprint of financial and macro policies that underlie the western capitalist systems. In an effort to contain the crisis from spreading, the authorities in the US and many...