Currently I teach consumer behavior to undergraduates in their second year and we look at all kinds of things in consumer behavior and particularly how consumers are presented in advertising.
Now, they were called songs of deeds because strangely enough, they were written to describe the heroic deeds or actions of warriors, the knights during conflicts.
Other scientists have attributed the same behavior to conditioning, to learned responses. Certainly reflexes and fixed action patterns can occur without feeling or conscious thought.
The banks that brought on the global financial crisis got billions while a tiny bit went to the homeowners and victims of the same banks' predatory lending practices.