Submitted on: 28 May 2005.
Revised on: 23 August 2005.
Accepted on: 07 September 2005.
___________________JOURNAL OF REGIONAL SCIENCE---WILEY
http://reply.papertrans.cn/2/191/19083/19083-22.png
http://reply.papertrans.cn/2/191/19083/19083-23.png
Submitted on: 26 May 2013.
Revised on: 03 July 2013.
Accepted on: 16 July 2013.
___________________JOURNAL OF REGIONAL SCIENCE---WILEY
http://reply.papertrans.cn/2/191/19083/19083-25.png
Submitted on: 21 December 1999.
Revised on: 16 January 2000.
Accepted on: 06 March 2000.
___________________JOURNAL OF REGIONAL SCIENCE---WILEY
Submitted on: 08 July 2007.
Revised on: 10 August 2007.
Accepted on: 22 September 2007.
___________________JOURNAL OF REGIONAL SCIENCE---WILEY
Submitted on: 27 April 2020.
Revised on: 13 June 2020.
Accepted on: 05 August 2020.
___________________JOURNAL OF REGIONAL SCIENCE---WILEY
Submitted on: 15 July 2003.
Revised on: 19 August 2003.
Accepted on: 17 October 2003.
___________________JOURNAL OF REGIONAL SCIENCE---WILEY
Submitted on: 20 July 2003.
Revised on: 13 September 2003.
Accepted on: 26 September 2003.
___________________JOURNAL OF REGIONAL SCIENCE---WILEY