I understand you're looking for a paper or resource related to Options as a Strategic Investment (the classic book by Lawrence G. McMillan) and its presence in PDF form on GitHub.

and T-bills to mirror S&P 500 performance with downside protection. Curated Trading Books

While GitHub can be a valuable resource for accessing open-source materials, it's essential to exercise caution when using the platform. Here are a few things to keep in mind: