Prevailing economic ideas -- and fashions -- about development have influenced the International Development Association (IDA) since its creation in 1960. The creation of the organization itself is the result of two contemporaneous facts: an urgent need to channel development finance to...

A long-standing question in social science is to what extent differences in management cause differences in firm performance. To investigate this, the authors ran a management field experiment on large Indian textile firms, providing free consulting on modern management practices to a randomly...