فهرس المقالات Forecasts Measure حرية الوصول المقاله صفحة الملخص نص كامل 1 - Comparative Forecasting Performance of GARCH and GAS Models in the Stock Price Traded on Nigerian Stock Exchange Oluwagbenga Babatunde Serifat Folorunso Francisco Saliu 10.30495/ijm2c.2021.684813