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Use Excel, Yahoo Finance, and 90 Day T-bill data from the US Federal Reserve to calculate the expected return of a security. Here's the link to the file used in this video: bit.ly/3fAJ8uS
Notes:
1) I used 365 days when calculating annual returns since there were only 252 observations/year 252 would be better.
2) I don't use returns in excess of the risk-free rate when calculating the Beta (my method is still very close). If you want to be more accurate here's a good video: • How to Compute CAPM Al...
3) Here's a video where I just calculate Beta: • Calculating Beta on Ex...