How does adaptive implementation work in practice? Drawing on extensive interviews and observations, this paper contrasts the ways in which an adaptive component of a major health care project was implemented in three program and three matched comparison states in Nigeria. The paper examines the...

The challenge of public administration reform is well-known: politicians often have little interest in the efficient implementation of government policy. Using new data from 439 World Bank public sector reform loans in 109 countries, we demonstrate that such reforms are significantly less likely...