This is a good summary of why people might buy negative interest rate bonds: http://www.vox.com/2015/2/5/7981461/negative-interest-rates-europe http://www.vox.

This is a good summary of why people might buy negative interest rate bonds: http://www.vox.com/2015/2/5/7981461/negative-interest-rates-europe http://www.vox.com/2015/2/5/7981461/negative-interest-rates-... e.g. Cash is not secure in your bank account. A government backed bond, even at negative interest, may be more secure than a cash balance. ZIRP and negative interest rates are pushing people out on the risk curve and raising asset prices. As I said in an earlier comment, IMHO, all investment decisions are bets on central banks.