This study evaluates food expenditure patterns in South Africa using the Engel framework which states that proportions spent on food fall with income. Non-parametric methods are used to estimate Engel curves, and regression ...
Daniels, Reza Che(Southern Africa Labour and Development Research Unit, 2012-12)
In this paper the Total Survey Error (TSE) paradigm is combined with detailed data quality indicators to develop a framework for investigating micro data quality. The TSE framework is widely used in the survey methodology ...
Daniels, Reza Che(Southern Africa Labour and Development Research Unit, 2012)
The design of the income question in household surveys usually includes response options for actual income, bracketed values, "Don't Know" and "Refuse" responses. This paper conducts an analysis of these response types ...
This paper discusses the changing profile of rural livelihoods in South Africa using the National Income Dynamics Study Waves 1 – 3 data (Southern Africa Labour & Development Research Unit (SALDRU), 2013a, 2013b, 2013c). ...
Daniels, Reza Che(Southern Africa Labour and Development Research Unit, 2012)
This paper is concerned with conducting univariate multiple imputation for employee income data that is comprised of continuously distributed observations, observations that are bounded by consecutive income brackets, and ...
Daniels, Reza Che; Finn, Arden; Musundwa, Sibongile(Southern Africa Labour and Development Research Unit, 2012-05)
This document investigates the composition and distribution of individual and household wealth in the National Income Dynamics Study (NIDS) Wave 2 dataset (SALDRU, 2010-2011). The NIDS Wave 2 instrument marks the first ...
