GARCH models revolutionize daily stock risk prediction for top companies.
The study analyzed different GARCH models to predict the daily Value at Risk of a stock index. The researchers looked at five models (GARCH, IGARCH, EGARCH, APGARCH, and GJR-GARCH) to see which one performed best for the OMXS30 stock index in Sweden. The OMXS30 index includes the top 30 companies on the Stockholm Stock Exchange.