Publications of Health and nutrition
GRADE places special emphasis on the dissemination of the results of its research through publications in various formats, aimed at both the academic public and public officials, political and civil society actors, university students, the media, as well as the general citizenship. Research Papers Academic publications prepared on the basis of reports from research projects or reflections of a conceptual nature related to GRADE’s work áreas. Its publication requires an external peer review process. Its publication format is usually only electronic. Research Progress Papers Publications of research work in progress. They are prepared on the basis of reports from research projects or reflections of a conceptual nature related to GRADE’s work areas. Its publication does not require a peer review process; however, they require internal approval and the external institution that requested the investigation. Authors can be both GRADE senior researchers and research assistants. Eventually, GRADE agrees to publish Research Progress by authors not affiliated with the institution, under the endorsement of a senior GRADE researcher. Its publication format is electronic only. Analysis & Proposals Publications with characteristics of a policy brief: aimed at a non-academic audience and with emphasis on its policy implications. It presents the main findings and recommendations of an academic investigation, accompanied by visual resources. Its publication format is physical and electronic. Books Institutionally affiliated books are written or edited by one or more GRADE researchers and go through a blind peer review process. Its publication format is physical and electronic.
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When choice matters: The asymmetric effects of precommitment implementation on healthy food choice
This paper investigates the role of precommitment in making healthy food choices, using a lab-in-the-field experiment embedded in the Young Lives longitudinal study in Peru. Leveraging the fact that participants were scheduled for a blood test and would therefore require a snack afterwards, we elicited participants’ snack choice from a predefined set. Participants were asked […]
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¿Qué hemos aprendido del estudio longitudinal Niños del Milenio en el Perú? Nuevos hallazgos y desafíos pendientes (2018-2025)
Niños del Milenio, conocido internacionalmente como Young Lives, es una investigación de largo plazo que estudia cómo cambian la pobreza y las oportunidades de niñas, niños y jóvenes en países de ingresos bajos y medios. Durante más de dos décadas, el estudio ha seguido de cerca a dos grupos en el Perú: quienes tenían alrededor […]
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Food distribution models in Latin America: Unraveling the effects of physical access on food security
This chapter examines the role of food distribution channels in shaping physical access and its impact on food security in Latin America. The authors argue that the structure of downstream food supply chains—the relative prominence of modern supermarkets, traditional markets, and intermediate local stores—plays a critical but underexplored part in determining affordability and dietary choices. […]
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Salud mental juvenil en crisis: Cuando la pandemia amplifica desigualdades estructurales
The covid-19 pandemic had a severe effect on the mental health of vulnerable young women in Peru, exacerbating symptoms of anxiety, depression and stress. This qualitative study, based on the lived experience approach, analyses the trajectories of two young Peruvian women – one from a rural and one from an urban context – participants in […]
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La pandemia y la salud mental: Un estudio basado en experiencias vividas por jóvenes peruanas vulnerables
Although mental health is recognised as a right in Peruvian public policy, there remains a paucity of evidence that addresses subjective experiences of emotional distress from the perspective of young people themselves. This research contributes to closing this gap through an in-depth qualitative approach, focusing on the voices of two young women who report mental […]
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Young Lives attrition report: Round 7
Over more than 20 years, Young Lives has followed two cohorts born seven years apart (Favara et al. 2021). This technical note documents the attrition rates from the seventh round of the Young Lives survey carried out in Ethiopia, India (the states of Andhra Pradesh and Telangana) and Peru in 2023–24, when the Younger Cohort […]
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Food safety certification in urban food markets: the willingness to pay for safer meat in Peru
This paper estimates consumers’ willingness to pay (WTP) for meat certified to be safe for human consumption in Peru. Citizens in low- and middle-income countries (LMICs) are increasingly concerned about the safety of food they consume. Across LMICs, urban markets remain the most important source of fresh and nutritious produce and therefore policymakers need to […]
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Data matching: Construction of COVID-19 – related variables for Young Lives Peru
This Technical Note outlines the COVID-19 matched dataset from the Young Lives cohorts in Peru created by the Young Lives team. The matched dataset combines COVID-19 administrative data with the extensive longitudinal data set from the Young Lives study in Peru. The authors document the steps taken to create a set of variables that measure […]
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Does early nutrition predict cognitive skills during later childhood? Evidence from two developing countries
The existing evidence linking early undernutrition to educational outcomes in developing countries is largely focused on assessing its impacts on grade attainment and achievement test scores, with limited evidence on the foundational cognitive skills required to perform well at school. We use unique data collected in Ethiopia and Peru as part of the Young Lives […]
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Building safer and more sustainable food systems in Peru
The Covid-19 pandemic has aggravated the food insecurity situation of people living in Latin American cities. In Peru, the most vulnerable are facing great difficulties in accessing food, while food market vendors are also struggling to keep their businesses afloat. Covid-19 Responses for Equity (CORE) partner Group for the Analysis of Development (GRADE) – a […]





