Enforcement of norms or shared rules of conduct that tell people how to act in specific situations.

The answer is social control.  This is especially true when we want to ensure law and order in our society.  There are rules that are kept to prevent any kind of trouble.  It does not suppress a person’s freedom rather it protects individual freedom.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

what is the question you are trying to ask?