In the past decade, hundreds of impact evaluation studies have measured the learning outcomes of education interventions in developing countries. The impact magnitudes are often reported in terms of "standard deviations," making them difficult to communicate to policy makers beyond education...

"Past research has found that subjective questions about an individuals' economic status do not correspond closely to measures of economic welfare based on household income or consumption. Survey respondents undoubtedly hold diverse ideas about what it means to be "poor" or "rich." Further, this...

"This paper proposes that individuals care about the relative income of proximate reference groups. Making use of self-reported life satisfaction as a proxy for unobservable utility, the relative income of siblings is tested for relevance as a reference point for new sample data from Venezuela....