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Working Papers

Publication

Emergent large traders in smallholder grain markets and their role in enhancing adoption of sustainable agricultural intensification practices in Kenya

Chalmers Mulwa, T.S Jayne, Milu Muyanga, Martine Visser
Pervasive threats of climate change and land degradation have compounded the low farm productivity problem inherent in sub-Saharan Africa. Though sustainable agricultural intensification practices have been shown to improve resilience of farm production in the face of these emerging threats, they...
Mar 2020
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Publication

The optimal monetary and macroprudential policies for the South African economy

Guangling Liu and Thabang Molisey
We investigate the optimal design and e ectiveness of monetary and macroprudential policies in promoting macroeconomic (price) and financial stability for the South African economy. We develop a New Keynesian dynamic stochastic general equilibrium model featuring a housing market, a banking sector...
Feb 2020
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Publication

Efficiency of provincial public healthcare in South Africa

Victor Ngobeni, Marthinus C. Breitenbach and Goodness C. Aye
Background Forty-nine million people or 83 per cent of the entire population of 59 million rely on the public healthcare system in South Africa. Coupled with a shortage of medical professionals, high migration, inequality and unemployment; healthcare provision is under extreme pressure. Due to...
Feb 2020
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Exploring evidence of spatial economic agglomeration in Ekurhuleni Metropolitan Municipality, Gauteng, South Africa

Koech Cheruiyot
Since Marshall's (1890) work on industrial districts in 19^{th} century England, agglomeration economies are credited for providing the needed catalytic role to economic growth and development. It does this by allowing critical masses, where knowledge spillovers among firms; labour market pooling;...
Jan 2020
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Publication

Trade Openness and Fertility Rates in Africa: Panel Data Evidence

Manoel Bittencourt, Matthew Clance and Yoseph Y. Getachew
We study the effect of trade openness on fertility rates in fifty African countries during the1962 - 2010 period. By disaggregating the trade openness data in novel ways, and allowing for country and time fixed effects, our results indicate that trade openness and imports of manufactured goods are...
Jan 2020
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Competition and Gender in the Lab vs Field: Experiments from off-grid Renewable Energy Entrepreneurs in Rural Rwanda

Rebecca Afua Klege, Martine Visser, Manuel F. Barron, Rowan P. Clarke
We fill the gap by examining how gender attitudes and performance under competitive situations in the lab, reflects microenterprise outcomes in the renewable energy sector of Rwanda. — a country with progressive gender policies despite its traditional patriarchal set-up. We use the standard...
Jan 2020
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Publication

A financial stress index for South Africa: A time-varying correlation approach

Theshne Kisten
This paper develops a new index of financial market stress for South Africa (SAFSI) over the period 1995-2017, that has the advantage of capturing the interconnectedness of financial markets as well as enabling each indicator to be assessed in terms of its systemic importance. The index represents...
Nov 2019
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Missing boys: Explaining South Africa’s unbalanced sex ratio, 1894-2011

Francisco J. Marco-Gracia and Johan Fourie
At the beginning of the twentieth century the sex ratio for South Africans differed markedly according to racial group. Those for white South Africans remained almost invariable, with more boys than girls, while black South Africans had a clear majority of girls, a situation that the literature has...
Nov 2019
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Publication

The effects of presentation formats in choice experiments

Genius Murwirapachena and Johane Dikgang
Although stated-preference surveys take various forms, the use of either text or visuals to represent attributes is uncontroversial, and they remain the commonly used formats. While prior research has investigated the impact of these commonly used formats in other disciplines, little is known about...
Oct 2019
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