http://reply.papertrans.cn/1/94/9384/9384-21.png
http://reply.papertrans.cn/1/94/9384/9384-22.png
http://reply.papertrans.cn/1/94/9384/9384-23.png
Submitted on: 08 September 2010.
Revised on: 13 November 2010.
Accepted on: 12 January 2011.
___________________EUROPEAN REVIEW OF AGRICULTURAL ECONOMICS
Submitted on: 22 October 2019.
Revised on: 16 December 2019.
Accepted on: 09 February 2020.
___________________EUROPEAN REVIEW OF AGRICULTURAL ECONOMICS
Submitted on: 17 March 2003.
Revised on: 19 April 2003.
Accepted on: 12 May 2003.
___________________EUROPEAN REVIEW OF AGRICULTURAL ECONOMICS
Submitted on: 13 April 2013.
Revised on: 19 July 2013.
Accepted on: 13 September 2013.
___________________EUROPEAN REVIEW OF AGRICULTURAL ECONOMICS
Submitted on: 15 January 2014.
Revised on: 22 February 2014.
Accepted on: 25 March 2014.
___________________EUROPEAN REVIEW OF AGRICULTURAL ECONOMICS
Submitted on: 20 January 2002.
Revised on: 12 February 2002.
Accepted on: 02 April 2002.
___________________EUROPEAN REVIEW OF AGRICULTURAL ECONOMICS
http://reply.papertrans.cn/1/94/9384/9384-30.png