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Decreased serotoninergic neurotransmission has been proposed to play a key role in the aetiology of depression . Third , there are initiatives which result in cost savings or cost avoidance within individual departments of the University . Additional cost avoidance was achieved through self-funding of the HealthAmerica HMO plan and the implementation of additional review features . The next series of slides give some examples of initiatives resulting in savings and cost avoidance within individual departments . I need to take some painting classes , too . The Task Force has identified several projects where cost savings and cost avoidance can be implemented within operating budgets . And since we had to be there and signed in by 8 p.m ., I did n't have time to cook dinner , which meant I had to eat there , too . In addition , the number of change of assignment students from the Commonwealth Campuses has continued to decline slightly each year . We are asking the Commonwealth to restore Penn State 's funding to the level that it was in 2001-02 .