"The Geniza merchants of the eleventh-century Mediterranean - sometimes called the 'Maghribi traders' - are central to controversies about the origins of long-term economic growth and the institutional bases of trade. In this book, Jessica Goldberg reconstructs the business world of the Geniza...

When offered a choice between two savings accounts, prior account holders are significantly less likely to switch to a cheaper account, compared with new subjects without a prior account. While 49 percent of account holders retained their original, expensive accounts, none of the new subjects...

Financial products and transfer schemes are often designed to help individuals improve welfare by following through on intertemporal plans. This paper implements an artefactual field experiment in Malawi to test the ability of households to manage a cash windfall. This study varies whether 474...

Labor-intensive public works programs are important social protection tools in low-income settings, intended to supplement income of poor households and improve public infrastructure. In this evaluation of the Malawi Social Action Fund, an at-scale, government-operated program, across- and...

This paper draws lessons from an original randomized experiment in Malawi. In order to understand why roads in relatively good condition in rural areas may not be used by buses, a minibus service was subsidized over a six-month period over a distance of 20 kilometers to serve five villages....