Work is not only important for economic benefits, the salary, but also for social and psychological needs, the feeling of doing something for the good of society.
His illness was mainly psychological.
It is psychologically difficult for her to say no.
It is the psychological moment to let the cat out of the bag.
This problem bristles with difficulties both psychological and economical.
Every person has a psychological need to feel that what he does is of some importance.
It is correct to say that psychological readiness is important in this therapy.
His loss of memory is a psychological problem rather than a physical one.
Benson and Holmes analyzed the psychological effect of artificial insemination on parents.
They will probably have many psychological problems as a result, and that would be worse in the long run.
I am using this term in Emmet's sense to refer to the psychological rules of language use.