- [VIX](https://finance.yahoo.com/quote/%5EVIX/) - [S&P500](https://finance.yahoo.com/quote/^GSPC) - https://fred.stlouisfed.org/graph/?g=74l2 - https://fred.stlouisfed.org/graph/?g=jbgp - [TED Spread](https://en.wikipedia.org/wiki/TED_spread)
