Java Python N1569 Workshop 4
Use the S&P 500 data in the Excel Workbook for Topic 4.
1. Calculate the 90-day historical volatility and the EWMA volatility with a smooth- ing constant of 0.95, and plot them both on the same graph. Comment on your results.
2. Calculate the α% h-day VaR for the S&P 500 for α% = 0.1%, 1%, 5% and 10% and for h = 1 and 10 days. In each N1569 Financial Risk Management Workshop 4Processing case, compare and contrast the results you obtain using the normal, historical and Monte Carlo VaR models.
3. Calculate the rolling 1% 10-day historical VaR based on 50 returns and make a time series graph to compare this with the normal VaR based on the same returns
4. Find the normal, historical and Monte Carlo VaR based on S&P prices between 31 Dec 2022 and 31 Dec 2023