> "Someone bought a 50 year government bond in Austria I think and the interest rate moved a smidge and the value of his bond went up a whopping 50%" This can

> "Someone bought a 50 year government bond in Austria I think and the interest rate moved a smidge and the value of his bond went up a whopping 50%" This can go the other way too. If interest rates rise a smidge, the value of these bonds can plummet.