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Knowledge Chinhamu

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Open access Oct 2026

Semiparametric Panel Generalized Additive Models for Separate Forecasting of GDP Growth and Inflation in African Economies

Reliable forecasts of GDP growth and price dynamics support macroeconomic monitoring and economic planning, particularly in heterogeneous African economies where macroeconomic relationships may vary across economic conditions. This study develops and evaluates separate semiparametric Panel Generalized Additive Models (...

Ben Magabashele Malope, Retius Chifurira, Temesgen T. Zewotir et al. · 0 citations
Open access Aug 2026

Structural instability and volatility shifts in emerging-market banking equities: evidence from South Africa's big five banks

Banking-equity returns in emerging markets may change markedly between calm and stressed periods. This study examines structural instability in the daily returns of South Africa's five largest listed banks: Standard Bank, FirstRand, Absa, Nedbank, and Capitec. Daily closing prices from the IRESS Research D...

Mojaesi Vincent Kometsi, R. Chifurira, Knowledge Chinhamu · 0 citations

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