Personalities and beliefs are shaped by the specific environment where they form. It is likely that the possibilities for opportunist behavior are promoted in contexts where there is not only an incentive to engage in them, but also where it is also extremely difficult for some reason to remain behaviourally consistent, or where ordinary constraints on behavior are lacking. In that case, opportunist behavior does not seem to have much adverse effect or consequence, at least in the short term, compared to the much greater benefits of engaging in it. Eight main contexts are referred to in the literature:
