Marcos Vera-Hernández

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  • Orazio Attanasio, Erich Battistin, Jere Behrman, Jonah Gelbach, Kei Hirano, Costas Meghir +4 others
  • 2011
We use the policy change caused by the extension of the poverty alleviation program Opor-tunidades, which hands cash to women to foster human capital accumulation, to validate a standard food demand model for Mexican poor urban households. Oportunidades increases eligible households' food budget shares, despite food being a necessity. We estimate the demand(More)
We test for asymmetric information in the UK private health insurance (PHI) market. In contrast to earlier research that considers either a purely private system or one where private insurance is complementary to public insurance, PHI is substitutive of the public system in the UK. Using a theoretical model of competition among insurers incorporating this(More)
In this paper we evaluate the effect of a large nutrition programme in rural Colombia on children nutritional status, school achievement and female labour supply. We find that the programme has very large and positive impacts. Dealing with the endogeneity of treatment is crucial, as the poorest children tend to select into the programme. Methods like(More)
Disclaimer Any opinions expressed here are those of the author(s) and not those of the Institute of Education. Research published in this series may include views on policy, but the institute itself takes no institutional policy positions. DoQSS Workings Papers often represent preliminary work and are circulated to encourage discussion. Citation of such a(More)
  • Oriana Bandiera, Niklas Buehren, Robin Burgess, Markus Goldstein, Selim Gulesci, Imran Rasul +10 others
  • 2014
Women in developing countries are disempowered relative to their contemporaries in developed countries. High youth unemployment and early marriage and childbearing interact to limit human capital investment and enforce dependence on men. In this paper we evaluate an attempt to jump-start adolescent women's empowerment in the world's second youngest country:(More)
Disclaimer Any opinions expressed here are those of the author(s) and not those of the Institute of Education. Research published in this series may include views on policy, but the institute itself takes no institutional policy positions. DoQSS Workings Papers often represent preliminary work and are circulated to encourage discussion. Citation of such a(More)
Executive Summary Although adverse selection is one of the main assumptions of contract theory, empirical papers find mixed evidence of its existence. Yet the existence of adverse selection is important because it is one of the main justifications for public intervention in areas such as insurance markets. In this paper we test for the existence of adverse(More)
Workfare programs provide a low wage to individuals that work in selected public works. They are designed to provide insurance against job losses by informal sector workers. Ravallion (2003 and 2005) estimates the impact of the Argentinean Workfare program called " Jefes " on the participant's income while she is participating in the program. We analyze the(More)
We evaluate the effects of a large nutrition programme in rural Colombia. The intervention we study is a community nursery programme that provides nutrition and child care for the children of poor households. In the first part of the paper, we use an Instrumental Variable approach to estimate the impacts of the programme on children's nutritional status and(More)
OBJECTIVE To compare the incidence of breast feeding by day of week of birth. DESIGN Retrospective database study using 16 508 records from the 2005 and 2010 Infant Feeding Surveys. SETTING England and Wales, UK. PARTICIPANTS Mothers of a sample of births from among all registered births in the periods August-September 2005 and August-October 2010. (More)