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This study tests for calendar anomalies in returns for petroleum and petroleum products via the futures market, specifically, the day-of-the-week (DOW) effect. The energy future contracts in this study are the WTI (West Texas Intermediate), Brent, RBOB (Reformulated Blendstock for Oxygenate...
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In this paper, the generalised autoregressive heteroskedasticity (GARCH) model is applied to the pricing of … collateralised options in the South African equity market. Symmetric GARCH and nonlinear asymmetric GARCH (AGARCH) models are … surfaces. Finally, the effect of asymmetry is shown by the difference between the symmetric and asymmetric GARCH option price …
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