"They believe their models of rational choice can explain all human behavior."
Thus their model explains certain things that the previous models of politics could not.
Jackson goes on assuming that the medical model can explain everything about people.
Second, the model explains the sorting that already takes place.
All experience is a muddle, until we make a model to explain it.
The study therefore concluded that the economic model of opportunity cost better explained the findings.
His model explained human action as the result of four systems:
The model explains embedding by looking at the work that people do to make it possible.
This model explained how positive and negative bits could both be there, but it did not explain other things.
The model would explain a number of phenomena other than the rings' origin.