http://reply.papertrans.cn/1/42/4172/4172-31.png
Submitted on: 23 February 2005.
Revised on: 16 May 2005.
Accepted on: 12 June 2005.
___________________Britain and the World---EDINBURGH UNIV PRESS
http://reply.papertrans.cn/1/42/4172/4172-33.png
http://reply.papertrans.cn/1/42/4172/4172-34.png
Submitted on: 12 November 2018.
Revised on: 11 January 2019.
Accepted on: 26 January 2019.
___________________Britain and the World---EDINBURGH UNIV PRESS
http://reply.papertrans.cn/1/42/4172/4172-36.png