Wolfram, Catherine D.; Miguel, Edward; Hsu, Eric; … - National Bureau of Economic Research - 2023
contracts while the World Bank (WB) employed unbundled contracts together with strengthened inspections. To measure impacts, we … collect on-the-ground engineering assessments, power quality data, household surveys, and analyze original contracts. The … voltage at AfDB sites, but have no impact at WB sites, suggesting monitoring and unbundling contracts may be substitutes …