Describe a cold front and the weather that typically occurs at this type of front?

An economic system where all or most businesses are owned by government

Apsychologist has developed a series of personality inventories and wants to determine if they are valid. one of the scales measures perfectionism, so he asks a colleague for advice on how to establish the validity of this scale. the colleague tells him that if he were to find a sample of people with personality disorder, these people would obtain high scores on a scale that measures perfectionism.

Which principle underlies the idea of limited govemment?