Which costs more- defined benefit plan pension or defined contribution plans?

According to Bill King, Josh McGee, Chair of the Texas Pension Review Board, Debunks Myth That Defined Contribution Plans Cost More.

The 2 step argument:

• A defined contribution plan has no effect on the real cost of benefits earned under the defined benefit plan
• A defined contribution plan has no effect on the cost of paying off any funding shortfalls

Bill King | Pension Expert Debunks Myth That Defined Contribution Plans Cost More

Josh B McGee | Transition Costs Myth