Abstract 1
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Ch 1. Introduction 33
A. Reserch Background and Purpose 35
B. Research Contents and Methods 39
C. Expected Effects and Research Limitations 42
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Ch 2. Changes in the Social Security Environment and Welfare Demand 45
A. Changes in the Social Security Environment 47
B. Welfare Demand in the Changing Social Security Environment 82
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Ch 3. Previous Studies and the Framework of Analysis 93
A. Previous Studies on Social Awareness Surveys 95
B. Survey Design and the Framework of Analysis 107
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Ch 4. Social Security Awareness 111
A. Analyzing the Survey Results 113
B. Analyzing the Experts' Awareness Survey Results 153
C. Comparison between the General Public and Experts 213
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Ch 5. Predicting the Future of Social Security Policy Using Unstructured Social Big Data 225
A. Problems 227
B. Data and Analysis 229
C. Exploring the Future of Social Security Policy Based on Social Big Data 242
D. Chapter Conclusion 262
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Ch 6. Conclusion and Policy Suggestions 265
A. Summary and Implications 267
B. Policy Suggestions 276
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References 281
Appendices 287