Investors grab top-rated bonds as stocks tumble on Trump doubts
(WorldNews Business)

* Demand for `safe haven` bonds rises as stocks wobble * Concern over Trump`s ability to pass economic plan * White House denies rumour Gary Cohn quitting * Barcelona van attack kills 13, wounds scores * Euro zone periphery govt bond yields http://tmsnrt.rs/2ii2Bqr (Retops, adds quote, updates prices) By John Geddie and Abhinav Ramnarayan LONDON, Aug 18 (Reuters) - Demand for highly-rated euro zone bonds increased on Friday as equity markets tumbled on mounting concerns that U.S. President Donald Trump faces difficulties in passing his economic agenda. The yield on Germany`s benchmark government bond fell as much as 3 basis points to just below 0.40 percent, and U.S. equivalents matched a...