What theory of collective inmate violence attributes the problem to abrupt crackdowns or changes in inmate freedoms that are implemented by prison administrators?

The importation theory of collective inmate violence attributes the problem to abrupt crackdowns or changes in inmate freedoms that are implemented by prison administrators. This theory suggests that violence can arise when inmates bring their predispositions and social roles from the outside world into the prison environment, reacting negatively to sudden changes in their conditions of confinement.