Publications by authors named "Deborah Levison"

Background: The purpose of this study was to pilot an innovative cartoon video vignette survey methodology to learn about young people's perspectives on abortion and sexual relationships in Tanzania. The Animating Children's Views methodology used videos shown on tablets to engage young people in conversations. Such conversations are complicated because abortion is highly stigmatized, inaccessible, and illegal in Tanzania.

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In many developing countries, children devote substantial time to collecting firewood and fetching water. Is there a connection between such time-consuming work and children's schooling? If so, environmental degradation may have serious detrimental implications for children's education. To explore this question, this case study set in rural Tanzania uses evidence collected from children and their mothers about children's environmental chores.

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We explore the methodological challenges of estimating the effects of intimate partner violence (IPV) against the mother on the educational outcomes of her children. We tackle the problem of potential endogeneity and non-random selection of children into situations where they are exposed to IPV using non-parametric matching methods and parametric instrumental variable methods. Using Colombia's 2005 Demographic and Health Survey (DHS), we find that IV and non-IV estimators produce qualitatively similar results at varying degrees of precision, for some educational outcomes.

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This paper summarizes trends in the use of child domestic servants in six Latin American countries using IPUMS-International census samples for 1960 to 2000. Child domestics are among the most vulnerable of child workers, and the most invisible. They may be treated kindly and allowed to attend school, or they may be secluded in their employers' home, overworked, verbally abused, beaten, and unable to leave or report their difficulties to kin.

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Using longitudinal data from urban Brazil, the authors track the employment patterns of thousands of children aged 10-16 during four months of their lives in the 1980s and 1990s. The proportion of children who work at some point during a four-month period is substantially higher than the fraction observed working in any single month. The authors calculate an intermittency multiplier to summarize the difference between employment rates in one reference week vs.

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This paper uses longitudinal employment survey data to analyze the impact of household economic shocks on the schooling and employment transitions of young people in metropolitan Brazil. The paper uses data on over 100,000 children ages 10-16 from Brazil's Monthly Employment Survey (PME) from 1982 to 1999. Taking advantage of the rotating panels in the PME, we compare households in which the male household head becomes unemployed during a four-month period with households in which the head is continuously employed.

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Credible findings from well-crafted research studies are essential in assessing the impact of child work on children's health. Researchers, however, encounter significant challenges in defining the relevant group of workers for a study and identifying an appropriate comparison group. This article describes some of those challenges and explains how choices about study and comparison groups can lead to biased research results.

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How much information can a brain store over a lifetime's experience? The answer to this important, but little researched, question was investigated by looking at the long-term visual memory capacity of 2 pigeons. Over 700 sessions, the pigeons were tested with an increasingly larger pool of pictorial stimuli in a two-alternative discrimination task (incremented in sets of 20 or 30 pictures). Each picture was randomly assigned to either a right or a left choice response, forcing the pigeons to memorize each picture and its associated response.

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