WE WANT OUR STOCKS to behave like bonds, and our bonds to behave like cash investments. That leads to all kinds of portfolio contortions—some of them damaging to our investment results. Remember, risk is the price we pay to earn higher returns. Many folks want those higher returns, but they’re anxious to avoid risk. Chalk it up to loss aversion: We get far more pain from losses than pleasure from gains. Result? Think about stock-market strategies like purchasing equity-indexed annuities a...