Submitted on: 18 March 2010.
Revised on: 27 June 2010.
Accepted on: 03 August 2010.
___________________Investigaciones de Historia Economica
http://reply.papertrans.cn/2/146/14527/14527-12.png
http://reply.papertrans.cn/2/146/14527/14527-13.png
Submitted on: 02 March 2015.
Revised on: 05 April 2015.
Accepted on: 28 April 2015.
___________________Investigaciones de Historia Economica
http://reply.papertrans.cn/2/146/14527/14527-15.png
http://reply.papertrans.cn/2/146/14527/14527-16.png
Submitted on: 24 April 1998.
Revised on: 21 May 1998.
Accepted on: 04 June 1998.
___________________Investigaciones de Historia Economica
http://reply.papertrans.cn/2/146/14527/14527-18.png
http://reply.papertrans.cn/2/146/14527/14527-19.png
http://reply.papertrans.cn/2/146/14527/14527-20.png