Repeated surveys — a technique for asking the same questions to different samples of people — allows researchers the opportunity to analyze changes in society as a whole. This book begins with a discussion of the classic issue of how to separate cohort, period, and age effects. It then covers methods for modeling aggregate trends; two methods for estimating cohort replacement's contribution to aggregate trends, a decomposition model for clarifying how microchange contributes to aggregate change, and simple models that are useful for the assessment of changing individual-level effects.
Summary: Analyzing Social Change
As noted in the preface, I could have titled this book How to Use Repeated Surveys to Analyze Social Change. The core of the book consists of explanations of four methods for studying social change. The methods differ because they ask different questions about change.
The first method is trend analysis. Trend analysis asks whether the average value ...