This presentation gives an introduction to comparability and harmonization, focusing on integrated data, latent constructs, measurement invariance, comparable constructs, reliabilities, and measurement units. This presentation is the fourth part of a set of presentations on the topic of "Survey Data: Remedies & Corrections". Presentation available after free registration: https://elearning.gesis.org/course/section.php?id=1222
Ranjit K. Singh (Wed,) studied this question.