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Publications (32)
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
Working Paper
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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
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– 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
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– 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
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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...
Within-country income inequality has risen since the early 1980s in most of the OECD, all transitional, and many developing countries. More recently, inequality has risen also in India and nations affected by the Asian crisis. Altogether, over the last twenty years, inequality worsened in 70 per...
Within-country income inequality has risen since the early 1980s in most of the OECD, all transitional, and many developing countries. More recently, inequality has risen also in India and nations affected by the Asian crisis. Altogether, over the last twenty years, inequality worsened in 70 per...
Working Paper
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This paper analyses the trends in within-country inequality during the post-World War II period, with particular attention to the last 20 years, on the basis of a review of the relevant literature and of an econometric analysis of inequality trends in 73 countries accounting for 80 per cent of the...
Policy Brief
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This policy brief reports the main findings of the study on changes in within-country income inequality over the last two decades and on the links between poverty, inequality, and growth. It focuses on inequality at the national level, i.e. the distribution of income among people within a country...
Working Paper
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Inequality has risen in many countries over the last two decades, especially in the transition economies, but also in many developing and developed economies. This is disturbing since little progress can be made in poverty reduction when inequality is high and rising. Moreover, contrary to earlier...
Working Paper
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– Evidence and Interpretation
Until recently, the literature on income inequality within countries suggested that trends in this area had remained stable over the last few decades, and that there is no relation between changes in inequality on the one side and domestic and external liberalization on the other. Against this...
Working Paper
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This study evaluates the impact of the over seventy Social Funds (SFs) which were introduced since the mid-1980s to offset the surge in poverty spurred by adjustment. SFs benefited from greater visibility and financial support by the donor community than traditional social security programmes, and...
Working Paper
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As seen from the year 2001, economic policy in developing and post-socialist economies during the preceding 10-15 years had one dominating theme - external 'liberalization' or the drastic lowering or removal of long-standing barriers to almost all international transactions in markets for goods and...
Displaying 16 of 32 results