Problem: In longitudinal research designs data are collected at two or more points in time, so identification of the time order of effects can be quite straightforward. Most research seeks to explore the issue of causation. This reading clarifies why this is so challenging.
Read Chapter 6 in Investigating the Social World.
Navigate to the threaded discussion and respond to the following:
1. Compare and contrast the cross-sectional and longitudinal designs.
2. Discuss whether both could be used in the analysis of your selected problem and how.