http://reply.papertrans.cn/2/191/19084/19084-31.png
Submitted on: 08 May 2017.
Revised on: 05 August 2017.
Accepted on: 30 August 2017.
___________________JOURNAL OF REGULATORY ECONOMICS
Submitted on: 03 May 2013.
Revised on: 26 May 2013.
Accepted on: 05 June 2013.
___________________JOURNAL OF REGULATORY ECONOMICS
http://reply.papertrans.cn/2/191/19084/19084-34.png
Submitted on: 28 April 1998.
Revised on: 02 August 1998.
Accepted on: 30 September 1998.
___________________JOURNAL OF REGULATORY ECONOMICS
Submitted on: 23 September 2000.
Revised on: 26 November 2000.
Accepted on: 15 December 2000.
___________________JOURNAL OF REGULATORY ECONOMICS