x LIST OF CONTENTS ABSTRACT...................................................................................................................... ii ABSTRAK ....................................................................................................................... iv APPROVAL PAGE ......................................................................................................... vi FOREWORD ................................................................................................................. viii LIST OF CONTENTS ...................................................................................................... x LIST OF FIGURES ........................................................................................................ xii LIST OF TABLES .......................................................................................................... xii LIST OF APPENDICES ................................................................................................ xiv LIST OF ABBREVIATIONS ......................................................................................... xv CHAPTER 1 INTRODUCTION ...................................................................................... 1 1.1 Background ............................................................................................................. 1 1.2 Problem Identification ............................................................................................ 3 1.3 Research Questions ................................................................................................. 4 1.4 Research Objectives ................................................................................................ 4 1.5 Research Contribution ............................................................................................ 4 1.6 Research Approach and Methods ........................................................................... 5 1.7 Research Scope and Limitations ............................................................................. 5 1.8 Writing Structure .................................................................................................... 6 CHAPTER 2 LITERATURE REVIEW ........................................................................... 7 2.1 Theoretical Foundation ...........................................................................................