Working paper
This paper reviews the extent of hybrid energy- and climate-economy modelling within South Africa. Only a small number of hybrid climate-economy models exist, with SATIMGE being the most developed model of this type used for...
May 2024
Climate and energy
Working paper
South Africa frequently experiences rolling blackouts (‘load shedding’) due to shortfallsin electricity generation. This is a common problem across the developing world, and yet thedevelopmental impacts of insufficient and unstable electricity supply, and the benefits...
JULY 2024
Macro-fiscal analysis
Working paper
Rising levels of income inequality and tight government budgets have spurred discussions in many developing nations about how to appropriately tax high-income earners. In this paper, we study taxpayer responses to an increase in the...
June 2024
Public revenue
Working paper
We estimate structural, materials, and labour markups for the South African economy at the three-digit industry level for 2012–19. The fall in structural labour and materials markups found for the numerical majority of industries are...
MAY 2024
Enterprise development
Working paper
Multinational profit shifting is a major concern for low- and middle-income countries (LMICs). Many have enacted anti-profit shifting rules in order to constrain this type of tax avoidance behaviour. Yet not much is known on...
MAY 2024
Public revenue
Working paper
Given the rise in the government debt level in recent times, this paper aims to examine the effect of an increase in government size on risk premium and its transmission in the economy. We jointly...
APRIL 2024
Macro-fiscal analysis
Working paper
Rising globalization has exerted a downward pressure on global tariffs, thereby eroding tariff revenues in developing nations. We analyse how gains from lowering import tariffs are distributed within the firm and the corresponding tax (base)...
APRIL 2024
Public revenue
Working paper
Frequent electricity outages threaten to impede the benefits of expanded access achieved by many developing countries in recent decades. A large literature documents these negative effects, however almost none consider labour market effects. This paper...
APRIL 2024
Macro-fiscal analysis
Working paper
Using highly disaggregated customs-transaction-level data, we study the importer price effects of tariffs in the context of preferential trade agreements for South African imports of frozen bone-in chicken. We focus first on the firm-level impact...
March 2024
Enterprise development
Working paper
Addressing unemployment and income inequalities in transport and land-use policies is important, particularly in South Africa, which is currently experiencing one of the highest unemployment rates and income inequality in the world. This research investigates...
December 2023
Labour market and inequality
Working paper
In this paper we explore options for augmenting South Africa’s personal income tax revenue using two microsimulation models: PITMOD simulates the personal income tax system and is underpinned by a dataset comprising a full extract...
December 2023
Public revenue
Report
A partnership between the Development Bank of Southern Africa (DBSA), National Treasury’s (NT) SA TIED research projects, the National Planning Commission (NPC), and the Presidential Climate Commission (PCC) was formed to assess what level of...
December 2023
Climate and energy
Working paper
South Africa has a progressive broad-based personal income tax system with relatively few tax expenditures. The two most important are the medical contribution plus additional tax credits for medical expenses, and the deductions allowed for...
November 2023
Public revenue
Working paper
Faced with more favourable demand conditions, many firms raise wages. However, we show that firms with labour market power, lower productivity, and binding wage floors will absorb these positive revenue productivity shocks as excess profits...
November 2023
Enterprise development
Working paper
This paper investigates the role of firm characteristics in driving wage inequality and firm wage premia in the South African labour market. The Abowd, Kramarz, and Margolis (AKM) and Kline, Saggio, and Sølvsten (KSS) regression-based...
October 2023
Labour market and inequality
Working paper
The South African constitution is considered progressive and transformative in intention due to its inclusion of socioeconomic rights, such as the right to education, land, food, and healthcare. However, some of these rights are qualified...
October 2023
Macro-fiscal analysis