10 August 2016 at 3:07 GMT
Paying someone to borrow your money sounds like a questionable idea on paper, and seems not to be working out so well in practice. Yet that's exactly what people who buy negative-yielding bonds do: Instead of collecting payments in the form of yields, investors have to pay someone to take their cash. Investors ostensibly hope they can sell the debt elsewhere and make a profit, as prices go up when yields fall. It's a strange arrangement that nonetheless has become policy in Japan and parts of Europe.
Read full article at CNBC