ممجلة جامعة الإسکندرية للعلوم الإدارية2/25/2026Time-Varying Risk and the CAPM in an Emerging Market: Evidence from the Egyptian Stock ExchangeMarwa Ahmed Darwish·Dina Sayed Fadaly·Ahmed SakrRead at مجلة جامعة الإسکندرية للعلوم الإداريةTagsFinancial Markets and Investment StrategiesFinanceStock exchangeCapital asset pricing modelStock (firearms)Exchange rateForeign exchange