This doesn't take into account interest rates.
Buffett himself has said recently that given the current interest rates stocks are not overvalued.
Buffett himself has said recently that given the current interest rates stocks are not overvalued.
We have had a 40 year bull market in bonds, but that is almost certainly coming to an end. There is just no more room for that bull to run.
You can only invest given the information you have today.