Verónica Pérez Bentancur  y Lucía Tiscornia, Profesora Investigadora Titular de la División de Estudios Internacionales del CIDE, escribieron el artículo Iteration in Mixed-Methods Research Designs Combining Experiments and Fieldwork en la revista Sociological Methods & Research.   Abstract Experimental designs in the social sciences have received increasing attention due to their power to produce causal inferences. Nevertheless,