Welcome to the 3-D Economy

BY PATRICK WATSON : Eight years after the Fed went bananas by setting interest rates near zero, the weirdness still hasn’t stopped. In fact, the weird part is how unsurprised we are at the bizarre economic news that comes out every day.
Just one example: Almost half the western world’s outstanding sovereign debt—$12.6 trillion worth—traded at negative yields last week, according to the Financial Times. Investors are buying a guaranteed loss with every trade. Still, they can’t get enough.