Author:Wittenberg, MartinDate:28 May 2015We show that the pseudo empirical maximum likelihood estimator can be recast as a calibration estimator. The process of estimating the probabilities pk of the distribution function can be done also in a maximum entropy framework. We suggest ...Read more
Author:Kerr, Andrew; Wittenberg, MartinDate:28 May 2015The 1999 October Household Survey was the first time that Statistics South Africa (Stats SA) introduced a master sample of Enumeration Areas (Stats SA, 2000a). There were several important changes in sampling and field worker practice that ...Read more
Author:de Moor, CarrynDate:2019Short term projections of the sardine resource are considered under alternative constant catch scenarios. Baseline results suggest that 2019 catch and bycatch scenarios totalling up to 23 000t would not have a substantial negative 1-year ...Read more
Author:Esson, RossDate:28 May 2015This paper analyses the characteristics of low-income savers in a working class residential area of Cape Town. It uses the Khayelitsha and Mitchell's Plain Survey that was conducted in 2000. The survey was done at both a household and individual ...Read more
Author:Ardington, Cally; Lam, David; Leibbrandt, Murray; Levinsohn, JamesDate:28 May 2015Sustainable poverty reduction requires that poor households effectively manage risk. The absence of basic financial services is a major obstacle to poverty reduction in South Africa. This paper reviews available South African literature on ...Read more
Author:Eyal, Katherine; Woolard, IngridDate:28 May 2015The extension of the Child Support Grant in South Africa to all children aged 17 or under gives the opportunity to evaluate this type of social transfer and its effect on school enrolment. Using exogenous variation in the fraction of life ...Read more
Author:Lam, David; Ardington, Cally; Leibbrandt, MurrayDate:28 May 2015This paper develops a stochastic model of grade repetition to analyze the large racial differences in progress through secondary school in South Africa. The model predicts that a larger stochastic component in the link between learning and ...Read more
Author:Johnston, Susan; Butterworth, Doug SDate:2019This document sets out the details of the process proposed to be used for projecting the 2018 assessment forwards and generating future pseudo-data in the simulation testing to be applied in the development of a new SCRL OMP-2019.Read more
Author:Ross-Gillespie, Andrea; Butterworth, Doug SDate:Nov 2018Results are provided for a further 24 robustness tests for OMP2018. All tests have been conducted for the RC OM, and most do not have an appreciable impact on the assessment and projection results. The tests with the biggest impact were ...Read more
Author:Posel, D.Date:28 May 2015Most nationally representative household surveys in South Africa collect data on money-metric measures of well-being (income and expenditure), which are then used to generate statistics on poverty and inequality. However, these measures may ...Read more
Author:Lacerda, M.; Ardington, Cally; Leibbrandt, MurrayDate:28 May 2015This paper discusses the theoretical background to handling missing data in a multivariate context. Earlier methods for dealing with item non-response are reviewed, followed by an examination of some of the more modern methods and, in particular, ...Read more
Author:Bezabih, Mintewab; Mannberg, Andrea; Visser, MartineDate:28 May 2015The wide prevalence of HIV in Africa has long been associated with seemingly irrational levels of sexual risk taking. Hence understanding the rationale behind risky sexual behavior is critical for designing effective prevention policies. This ...Read more
Author:Edwards, Lawrence; Lawrence, RobertDate:28 May 2015“As they say on my own Cape Cod, a rising tide lifts all the boats,” declared U.S. President John F. Kennedy several times during the 1960s. That picturesque metaphor encapsulates the assumptions underlying America’s trade policy since the ...Read more
Author:Keswell, Malcolm; Burns, JustineDate:06 Jun 2017Well functioning credit and insurance markets, in many respects, obviates the need for public policy that is oriented at providing support to households when they face economic hardship. But when the market for cheap informal credit is ...Read more