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Publications (15)
Journal Article
This peer-reviewed research is available free of charge. UNU-WIDER believes that research is a global public good and supports Open Access.
– Evidence from South African tax registers
Part of Journal Special Issue
Public economics and development action
Journal Article
This peer-reviewed research is available free of charge. UNU-WIDER believes that research is a global public good and supports Open Access.
– A general approach with application to South Africa
Part of Journal Special Issue
Inequality
Working Paper
pdf
The South African Revenue Service and National Treasury Firm-Level Panel is an unbalanced panel data set created by merging several sources of administrative tax data received during 2015. The four data sources that constitute the panel are: company income tax from registered firms who submit tax...
Working Paper
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The manufacturing sector is an important source of productivity growth and exports. Manufacturing firms are generally more productive than firms in the agricultural or services sectors and are an important source of job creation. Little is known about the productivity performance of the sector and...
Working Paper
pdf
– An analysis with administrative data
This paper uses newly available firm-level tax data to evaluate the market structure in South African manufacturing sectors in the period 2010–12. To describe the market structure we compute markups for South African manufacturing firms and concentration indexes for 4-digit manufacturing sectors. We...
Working Paper
pdf
– New evidence from South Africa
This paper uses firm-level data from company tax declarations to analyse the complementary relationship between direct access to imported intermediate inputs and manufacturing firm performance in South Africa. There are three main findings. The first is on firm heterogeneity, showing that importers...
Working Paper
pdf
Existing South African work on firm-level data has been limited by access to large datasets that track firms over time. This paper overcomes this by analysing a new dataset of the population of manufacturing firms that are matched to their export transactions. South African firm-level exporting is...
Working Paper
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In this paper, worker and job flows are estimated using the IRP5 data from the South African Revenue Services. The data used in this paper is from the 2011–14 tax years and contains information on more than 12 million individuals and nearly 300,000 firms. The main finding of the paper is that worker...
Working Paper
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– Evidence from South African tax registers
In this paper we study the effects of various tax schedule discontinuities on the behavior of small firms using high-quality and population-wide tax register data from South Africa. We use the bunching method to analyse how these discontinuities affect the firm-size distribution. We first examine...
Working Paper
pdf
– Evidence from Brazil and South Africa
Human capital models imply that both the distribution of education and returns to education affect earnings inequality. Decomposition of these ‘quantity’ and ‘price’ components have been important in understanding changes in earnings inequality in developed and developing countries. This paper...
Blog
At the UNU-WIDER Inequality conference September 2014 we interviewed Murray Leibbrandt, Professor of Economics at the University of Cape Town on issues of inequality in South Africa. Leibrant begins by positing that South Africa, like Brazil, is a microcosm of the world. This comment picks up on the...
Working Paper
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– Do Poor South Africans Underestimate Their Health Needs?
Researchers often rely on household survey data to investigate health disparities and the incidence and prevalence of illness. These self-reported health measures are often biased due to information asymmetry or differences in reference groups. Using the World Health Organization study on global...
Working Paper
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– A case study of South Africa and Brazil
This study explores the question of structural change and inclusive development in South Africa and Brazil. Using Census data from the two countries, the analysis combines a household level multidimensional indicator of well-being with the applications of growth incidence curves and a sectoral...
Blog
– Country Comparisons and Conceptual Approaches
18 December 2014 Roger Williamson In an earlier article I reviewed a number of the high-profile contributions to the September 2014 conference on inequality. It is now time to dig deeper into the material presented at the event. This article features a few of the country case studies and...
Working Paper
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– A South African Case Study
The democratic government in South Africa has developed a system of social grants to combat the high levels of poverty and inequality inherited from the apartheid regime. With the help of modest economic growth and an associated increase in per capita household income, the introduction and expansion...
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