How we change what others think, feel, believe and do
Primary: Excuse, Displacement
Secondary: Social capital
A gains several benefits from this. A is excused from what they have done (which means they can do it again). They can play 'Poor me'. A can also claim social capital as B now owes A something in return for B's apparent failure.
B joins in because they can play 'Poor me' and also claim social capital. They can also play 'Your fault' in return.
A also gets to play persecutor, and get associated pleasant feelings of power.
Blame games include:
Watch out for being blamed and also being drawn into the game. If you blame someone, be aware of the impact of potential revenge.
Eric Berne, (1964), Games People Play: The Psychology of Human Relationships, Balantine Books
Thomas Harris (1996), I'm OK-You're OK, Avon books