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- Publications
- Influence
Scaling Up What Works: Experimental Evidence on External Validity in Kenyan Education
- T. Bold, M. Kimenyi, G. Mwabu, Alice Ng’ang’a, J. Sandefur
- Political Science
- 27 March 2013
The recent wave of randomized trials in development economics has provoked criticisms regarding external validity. We investigate two concerns – heterogeneity across beneficiaries and implementers –… Expand
Interventions and Institutions: Experimental Evidence on Scaling UP Education Reforms in Kenya
- G. Mwabu, T. Bold, M. Kimenyi, J. Sandefur
- Economics, Political Science
- 1 December 2018
The recent wave of randomized trials in development economics has provoked criticisms regarding external validity and the neglect of political economy. We investigate these concerns in a randomized… Expand
On the Evolution of the Firm Size Distribution in an African Economy
- J. Sandefur
- Business
- 1 February 2010
The size of the informal sector is commonly associated with low per capita GDP and a poor business environment. Recent episodes of reform and growth in several African countries appear to contradict… Expand
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The returns to formality and informality in urban Africa
This paper addresses the questions as to the size and causes of earnings differentials in two urban African labor markets, those of Ghana and Tanzania. We have panel data so we can ask how far time… Expand
Labour Market Flexibility, Wages and Incomes in Sub‐Saharan Africa in the 1990s
- G. Kingdon, J. Sandefur, F. Teal
- Economics
- 1 December 2006
This paper provides an overview of how African labor markets have performed in the 1990s. It is argued that the failure of African labor markets to create good paying jobs has resulted in excess… Expand
Does Abolishing Fees Reduce School Quality?Evidence from Kenya.
- T. Bold, M. Kimenyi, G. Mwabu, J. Sandefur
- Political Science
- 2011
In 2003 Kenya abolished user fees in all government primary schools. We find that this Free Primary Education (FPE) policy resulted in a decline in public school quality and increased demand for… Expand
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The Price of Empowerment: Experimental Evidence on Land Titling in Tanzania
- Daniel Ayalew Ali, Matthew Collin, K. Deininger, S. Dercon, J. Sandefur, A. Zeitlin
- Economics
- 1 May 2014
This paper reports on a randomized field experiment that uses price incentives to address economic and gender inequality in land tenure formalization. During the 1990s and 2000s, nearly two dozen… Expand
The Price of Empowerment: Experimental Evidence on Land Titling in Tanzania
- Daniel Ayalew Ali, Matthew Collin, K. Deininger, S. Dercon, J. Sandefur, A. Zeitlin
- Economics
- 1 May 2014
This paper reports on a randomized field experiment that uses price incentives to address economic and gender inequality in land tenure formalization. During the 1990s and 2000s, nearly two dozen… Expand
Context Matters for Size: Why External Validity Claims and Development Practice Don't Mix
- L. Pritchett, J. Sandefur
- Psychology, Economics
- 1 August 2013
In this paper we examine how policymakers and practitioners should interpret the impact evaluation literature when presented with conflicting experimental and non-experimental estimates of the same… Expand
RECOUP Working Paper 12. Does Doing an Apprenticeship Pay Off?Evidence from Ghana.
- C. Monk, J. Sandefur, F. Teal
- Medicine, Political Science
- 1 February 2008
In Ghana there is a highly developed apprenticeship system where young men and women undertake sector-specific private training, which yields skills used primarily in the informal sector. In this… Expand
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