Browsing Research Articles (Economics) by Title

Browsing Research Articles (Economics) by Title

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  • User fee abolition and the demand for public health care 
    Koch, Steven F. (Wiley, 2017-06)
    This research examines the effect of the abolition of user fees in South Africa, a policy implemented in 1994 for uninsured children under the age of six and the elderly uninsured, as well as pregnant and nursing mothers. ...
  • Using large data sets to forecast house prices : a case study of twenty U.S. states 
    Gupta, Rangan; Kabundi, Alain; Miller, Stephen M. (American Real Estate Society, 2011)
    Several Bayesian and classical models are used to forecast house prices in 20 states in the United States. There are two approaches: extracting common factors (principle components) in a factor-augmented vector autoregressive ...
  • Using large data sets to forecast sectoral employment 
    Gupta, Rangan; Kabundi, Alain; Miller, Stephen M.; Uwilingiye, Josine (Springer, 2014-06)
    We use several models using classical and Bayesian methods to forecast employment for eight sectors of the US economy. In addition to using standard vectorautoregressive and Bayesian vector autoregressive models, we also ...
  • Utilisation of focused antenatal care in Zambia : examining individual- and community-level factors using a multilevel analysis 
    Chama-Chiliba, Chitalu Miriam; Koch, Steven F. (Oxford University Press, 2015-02)
    OBJECTIVES : We examine the individual- and community-level factors associated with the utilization of antenatal care, following the adoption of the focused antenatal care (FANC) approach in Zambia. METHODS : Using ...
  • Valuation ratios and stock price predictability in South Africa : is it there? 
    Gupta, Rangan; Modise, Mampho P. (M.E. Sharpe, 2012-01)
    Using monthly South African data for 1990:01-2009:10, this paper, to the best of our knowledge, is the first to examine the predictability of real stock prices based on valuation ratios, namely, price-dividend and ...
  • Value-added tax effort 
    Van Oordt, Marius Louis (University of New South Wales, 2018-10)
    The success of the value-added tax (VAT) towards revenue objectives is limited by the environment within which the VAT operates. Controlling for these environments allows for comparative estimates of countries’ VAT efforts. ...
  • Variable parameter estimation of consumer price expectations for the South African economy 
    Koekemoer, Reneé (Blackwell, 2001-03)
    Individuals frequently form expectation about the future level of prices e.g. when making consumption expenditure decisions and during wage bargaining. Expectations are formed conditional on economic agents' perceptions ...
  • VAT and agriculture : lessons from Europe 
    Cnossen, Sijbren (Springer, 2018-04)
    Little has been written about the treatment of agriculture under the value added tax (VAT). This article attempts to fill the void by surveying and evaluating the situation in the Member States of the European Union (EU) ...
  • Vergoedingsneigings in die openbare sektor te midde van volgehoue inflasie – ’n ekonomiese perspektief 
    Padayachee, Vishnu; Rossouw, Jannie (Suid Afrikaanse Akademie vir Wetenskap & Kuns, 2010-06)
    This paper compares the movement in the nominal and real remuneration of two selected positions in the South African public sector over the period 1984 to 2008. Over this period a divergent trend is discernible in the ...
  • Vicious and virtuous circles : the political economy of unemployment 
    Minford, Patrick; Naraidoo, Ruthira (Wiley-Blackwell, 2010-03)
    We develop an empirical non-linear model of equilibrium unemployment and test its policy implications for a number of OECD countries. The model here sees the natural rate and the associated equilibrium path of unemployment ...
  • Vicious and virtuous circles : the political economy of unemployment in interwar UK and USA 
    Matthews, Kent; Minford, Patrick; Naraidoo, Ruthira (Elsevier, 2008-09)
    This paper develops a political economy model of multiple unemployment equilibria to provide a theory of an endogenous natural rate of unemployment for the UK and the US interwar period. The theory here sees the natural ...
  • Volatility forecasting with bivariate multifractal models 
    Liu, Ruipeng; Demirer, Riza; Gupta, Rangan; Wohar, Mark E. (Wiley, 2020-03)
    This paper examines volatility linkages and forecasting for stock and foreign exchange markets from a novel perspective by utilizing a bivariate Markov‐switching multifractal model that accounts for possible interactions ...
  • Volatility jumps : the role of geopolitical risks 
    Gkillas, Konstantinos; Gupta, Rangan; Wohar, Mark E. (Elsevier, 2018-12)
    In this paper we analyse the role of a news-based index of geopolitical risks (GPRs), in predicting volatility jumps in the Dow Jones Industrial Average (DJIA) over the monthly period of 1899:01 to 2017:12, with the jumps ...
  • Volatility spillovers between interest rates and equity markets of developed economies 
    Donzwa, Wilson; Gupta, Rangan; Wohar, Mark E. (Sciendo, 2019-09)
    This study employs the recently developed Lagrange multiplier-based causality-in-variance test by Hafner and Herwartz (2006), to determine the volatility spillovers between interest rates and stock returns for the US, the ...
  • Volatility transmission between Islamic and conventional equity markets : evidence from causality-in-variance test 
    Nazlioglu, Saban; Hammoudeh, Shawkat; Gupta, Rangan (Routledge, 2015-04)
    This study examines whether a volatility/risk transmission exists between the Dow Jones Islamic stock and three conventional stock markets for the United States, Europe and Asia during the pre- and the in- and post-2008 crisis ...
  • Wanted : an economic system for South Africa 
    Truu, M.L. (Faculty of Economic and Management Sciences, University of Pretoria, 1997)
    At present, South Africa's economic system has no name and is under a cloud of confusion. This has been caused by the concurrence of two major political events: the collapse of the Soviet bloc and South Africa's changeover ...
  • Was the recent downturn in US real GDP predictable? 
    Balcilar, Mehmet; Gupta, Rangan; Majumdar, Anandamayee; Miller, Stephen M. (Routledge, 2015-10)
    This article uses a small set of variables – real GDP, the inflation rate and the short-term interest rate – and a rich set of models – atheoretical (time series) and theoretical (structural), linear and nonlinear, as ...
  • Water resource accounting for Uganda : use and policy relevancy 
    Kilimani, Nicholas; Van Heerden, J.H. (Jan Horn), 1957-; Bohlmann, Heinrich R. (IWA Publishing, 2016-02)
    This paper uses the system of economic and environmental accounting for water to demonstrate how the water sector interacts with the social-economic sectors of the economy. Furthermore, it reviews the existing institutional and ...
  • A wavelet analysis of the relationship between oil and natural gas prices 
    Tiwari, Aviral Kumar; Mukherjee, Zinnia; Gupta, Rangan; Balcilar, Mehmet (Elsevier, 2019-03)
    In this paper, we aim to explore the relationship between natural gas and crude oil prices for the U.S. economy over the time period 1997 and 2017 in both the unconditional and conditional framework by conditioning the ...
  • Wealth-to-income ratio and stock market movements : evidence from a nonparametric causality test 
    Balcilar, Mehmet; Gupta, Rangan; Sousa, Ricardo M.; Wohar, Mark E. (Wiley, 2018-09)
    We use a nonparametric causality‐in‐quantile test to analyze the predictive ability of the wealth‐to‐income ratio (wy) for excess stock returns and their volatility. Our results reveal that the wy is nonlinearly related ...