CHAPTER 1
Introduction 1
CHAPTER 2
Concept and types of data linkage 7
1. Concept definition 9
2. Classification of data by characteristics 11
3. Data linkage methodology 13
CHAPTER 3
The cases of data linkage in the health and welfare
sector 21
1. The case of exact matching 23
2. The case of statistical matching 27
CHAPTER 4
Simulation study of data linkage via statistical
matching 29
1. Statistical matching method 31
2. Outline of the simulation study 34
3. Data linkage and analysis : Korea Welfare Panel Survey &
National Survey of Tax and Benefit 36
CHAPTER 5
Conclusions 49
Reference 55
Glossary 59