Earnings growth in South Africa displayed a U-shaped pattern across the earnings percentiles between 2000 and 2015, resembling wage polarization in the industrialized world. We investigate whether the drivers of this example of wage polarization in an emerging economy resemble those explored for...

The IRP5 and IT3(a) tax data from the South African Revenue Service have been made available to researchers through a joint project between the South African Revenue Service, the National Treasury, and UNU-WIDER. In this paper, I explain how to use these data to correctly identify labour income...

The existing sources of demographic data for South Africa have different strengths and limitations that make them inadequate for calibration of sample weights in post-apartheid South African household surveys. The official mid-year population estimates produced by Statistics South Africa do not...

The author applies the bunching methodology to South African administrative tax data over the period from 2011 to 2017 to investigate the responsiveness of individual taxpayers to changes in marginal personal income tax rates. She finds significant evidence of bunching among the self-employed...

Attempts to regulate the temporary employment sector have had mixed results internationally. In South Africa, temporary employment was regulated in 2015 through amendments to the Labour Relations Act. This paper uses administrative data to examine the short-term impact of strengthening...

Service industries are increasingly important in international trade and offer additional paths to economic development. There are many opportunities to expand trade in services between South Africa and other African countries. Improvements in urban planning, design, and governance are vital to...

Inequality has been rising in most countries for several decades, with negative consequences for social cohesion and economic growth. Substantial gender wage gaps contribute significantly to overall wage inequality. We look at an often-overlooked driver of gender inequality: international trade....

Technical change impacts both the employment intensity of production and the composition of occupations and skills of employment. Artificial intelligence, automation, and robots are already leading to machines undertaking routinizable tasks previously carried out by workers. This can lead to...

The South African liquid fuels industry is a significant part of the economy. Historically, government policy focused on import substitution industrialization to support industry margins. This approach is called into question by the 2006 shift from net exports to imports and by inflated...

Using the South African Revenue Service and National Treasury firm-level panel data for 2009-17, this paper investigates how global value chain-related trade affects the export performance of manufacturing firms in South Africa. In particular, the paper uses extant classifications of...