Sovereign bonds are rising around the world as concern the Middle East conflict will derail global economic growth revives demand for beaten-down government debt. US Treasuries advanced with Australian and Japanese bonds in Asian trade on speculation that surging oil prices may be just a harbinger of a protracted global fuel shortage. That’s helping boost demand for government debt that until recently had been under selling pressure as fears over quickening inflation outweighed their traditional haven appeal. “The market is now letting its imagination run wild about what the world might look like in a month’s time if ... (full story)