Generational cohorts are groups of people of the same generation who have similar because they have shared experiences and are in the same stage of life. 1. political affiliations 2. purchase behavior 3. cultural values 4. inflationary expectations

Atherapist at a free university clinic treats elementary school children with behavior problems who are referred by a social service agency. she is also a doctoral candidate who proposes using data she has and will collect about the children for a case-based research project. describe the type of parental permission which is required in this case?