One of the most painful issues dividing labor and management in the strike at Boeing is the loss of the traditional pension plan for union members in 2014. The dispute has echoes of past labor disputes at Boeing, and at other companies, where workers have lost what used to be a key part of their retirement security. Employers have made, and won, demands to shift the risks associated with their workers’ retirements from their own bottom lines, to the retirees themselves.