Mr. Bernanke is intentionally suppressing the nominal risk free rate of return and he is forcing investors to search for yield. By keeping interest rates artificially low and well below the rate of inflation, the Federal Reserve has engineered this impressive rally in American stocks.
Figure 2 captures the real US Treasury Yield Curve [after deducting inflation] across various maturities. As you can see, the real yields of the entire US Treasury Yield Curve (except the 30-Year US Treasury Bond) are currently negative.

via The Power of Cheap Money | Puru Saxena | Safehaven.com.
Colin Twiggs is a former investment banker with almost 40 years of experience in financial markets. He founded PVT Capital (AFSL number 546090), which provides income and growth strategies to wholesale clients.
Colin also co-founded Incredible Charts and writes the popular Patient Investor newsletter.
Using a top-down approach, Colin identifies macro trends in the global economy and then combines fundamental and technical analysis to evaluate opportunities in sectors that stand to benefit.
Focusing on interest rates and financial market liquidity as primary drivers of the economic cycle, he warned of the 2008/2009 and 2020 bear markets well ahead of actual events.