Duflo, Esther; Glennerster, Rachel; Kremer, Michael - In: Handbook of development economics : volume 4, (pp. 3895-3962). 2007
This paper is a practical guide (a toolkit) for researchers, students and practitioners wishing to introduce randomization as part of a research design in the field. It first covers the rationale for the use of randomization, as a solution to selection bias and a partial solution to publication...
