Panelundersøgelser
Panelundersøgelser, also known as panel studies or longitudinal studies, are a type of observational research in sociology, psychology, economics, and market research. They involve repeatedly observing the same subjects over a period of time. This means that a specific group of individuals, households, or organizations is selected and then surveyed at multiple points in time. The data collected can then be used to track changes, trends, and cause-and-effect relationships within that specific group.
The primary advantage of panel studies is their ability to measure changes in individual behavior or attitudes
However, panel studies are also associated with certain challenges. Attrition, where participants drop out of the