Similiarites between Japanese Government Bonds and U.S. Treasuries?

[BargainValueHunter]

http://www.bloomberg.com/news/2011-08-14/u-s-bonds-converging-with-japan-heralds-biggest-treasury-rally-since-2008.html

 

U.S. government bond yields are poised to converge with Japan’s for the first time in almost two decades, sparking the biggest returns for investors in Treasuries since 2008 while raising concern that America may be stuck in a prolonged period of below-par economic growth.