Grieve Chelwa

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Nobel Prize Laureates in Economic Sciences Michael Kremer, Esther Duflo and Abhijit Banerjee. Epa/Jonas Ekstromer

December 10, 2019

Seán Mfundza Muller, University of Johannesburg; Grieve Chelwa, University of Cape Town, and Nimi Hoffmann, University of Sussex

Randomised trials in development have attracted criticiism over ethical issues and questions about being effective for policy.

Esther Duflo (L) and Abhijit Banerjee, who, along with Michael Kremer (not pictured), won the 2019 Nobel Prize in Economic Sciences. EPA/CJ Gunther

December 9, 2019

Seán Mfundza Muller, University of Johannesburg; Grieve Chelwa, University of Cape Town, and Nimi Hoffmann, University of Sussex

The surge of interest in experimental approaches in economics began in the early 1990s.