[1] M. A. Crew, P. R. Kleindorfer and J. I. Campbell Jr., “Handbook of Worldwide Postal Reform,” Edward Elgar, Cheltenham, 2009.
[2] C. Eckel, D. Eckel and V. Singal, “Privatization and Efficiency: Industry Effects of the Sale of British Airways,” Journal of Financial Economics, Vol. 43, No. 2, 1997, pp. 275-298. doi:10.1016/S0304-405X(96)00893-8
[3] I. Otchere, “Competitive and Value Effects of Bank Privatization in Developed Countries,” Journal of Banking and Finance, Vol. 33, No. 2, 2009, pp. 2373-2385. doi:10.1016/j.jbankfin.2009.06.014
[4] Y. Kaneko and M. Metoki, “Postal Savings for National Development—The Experience of Japan and Future Perspective in a Globalized World,” Public Organization Review, Vol. 8, No. 3, 2008, pp. 233-252. doi:10.1007/s11115-008-0052-9
[5] N. Yamori and A. Murakami “Does Bank Relationship Have an Economic Value? The Effect of Main Bank Failure on Client Firms,” Economics Letters, Vol. 65, No. 1, 1999, pp. 115-120. doi:10.1016/S0165-1765(99)00133-0