For instance, consider this Bloomberg News headline from last Wednesday, when the benchmark 10-year yield touched 0.96%: “Treasury Yield Spike Risks Sparking Domino Effect in Markets.” Investors saw the possibility that stocks would be “vulnerable to a reasonably significant correction,” that the price of gold could stumble and that the dollar might weaken from an already two-and-a-half year low. All this, even though current long-term U.S. yield levels would have been unprecedented…