Contents
The Advent of Smartphones and Switching Costs in Mobile Communications / Sung-Hwan Kim ; Jinhan Jung 1
ABSTRACT 1
I. INTRODUCTION 2
II. BACKGROUND 3
1. How can the smartphones affect switching costs in mobile communications? 3
2. Mobile communications market in South Korea 5
III. MODEL 8
IV. DATA AND EXPLANATORY VARIABLES 11
V. ESTIMATION 14
VI. CONCLUSION 19
REFERENCES 20