If someone has never been the victim of a violent crime and lives in an area that has very low rates of violent crime, yet still feels he or she is at a high level or risk for such crimes after watching a lot of law & order, this might be an example of

The Cultivation Effect

Explanation:

Cultivation theory founded by Professor George Gerbner in the 60's,  suggests that constant media exposure over time affects  social reality views.

This theory has been most commonly applied to media consumption and  indicates that the views of the real world of frequent television spectators  reflect the most prevalent messages developed by fictitious media.

explanation:

with the profits from the european sales, merchants purchased europe's manufactured  goods, including tools and weapons. then the merchants shipped those manufactured  goods, along with the  american  sugar and rum, to west africa where they were bartered for  slaves.

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.