The longer treasury yields stay low, the higher the liklyhood we're going to crash, hard. What's limit down these days anyway? -1250?
You must use 10 or 30 year bonds. The reason is simple, if you want to invest for 4 weeks or a year, then stocks are not for you. Stocks are long term investments. Otherwise you are comparing apples to oranges. 10 year bond yield 2.82%, P/E 35