This undated photo provided by Wells Fargo Funds Management shows Ben Inker, co-head of asset allocation of GMO LLC, a Boston-based asset management company. Inker believes a

... more 

This undated photo provided by Wells Fargo Funds Management shows Ben Inker, co-head of asset allocation of GMO LLC, a Boston-based asset management company. Inker believes a traditional investment portfolio allocation of 60 percent in stocks and 40 percent in bonds is unlikely to deliver adequate investment returns to meet most investors’ retirement savings goals. (AP Photo/Wells Fargo Funds Management) less 

1 / 20
Associated Press
Thu, Jan 17, 2013 11:10 PM EST