By Meaghan Kilroy; Pensions & Investments ~ Dec 15, 2015
Defined contribution plans consistently underperform defined benefit plans, most likely due to higher investment fees, said a new research brief issued Tuesday by the Center for Retirement Research at Boston College.
Even after factoring in plan size and asset allocation, defined benefit plans outperformed defined contribution plans by an average of 70 basis points per year between 1990 and 2012, the report found.

