China’s pension fund will be worth up to US$645.42 billion in 2015, the third largest in the Asia Pacific region after Australia and Japan, a new study of demographic  development in the region by international financial giant Allianz Group shows, the Shanghai Securities News reported.  The report estimated pension funds in the region would be worth US$4.57 trillion in 2015, up from US$2.06 trillion last year. China would ...