http://reply.papertrans.cn/3/258/25799/25799-11.png
http://reply.papertrans.cn/3/258/25799/25799-12.png
Submitted on: 03 November 2020.
Revised on: 30 November 2020.
Accepted on: 08 December 2020.
PUBLIC OPINION QUARTERLY
http://reply.papertrans.cn/3/258/25799/25799-14.png
http://reply.papertrans.cn/3/258/25799/25799-15.png
Submitted on: 11 December 2016.
Revised on: 16 January 2017.
Accepted on: 28 January 2017.
PUBLIC OPINION QUARTERLY
http://reply.papertrans.cn/3/258/25799/25799-17.png
http://reply.papertrans.cn/3/258/25799/25799-18.png
http://reply.papertrans.cn/3/258/25799/25799-19.png
Submitted on: 07 April 1998.
Revised on: 20 May 1998.
Accepted on: 06 June 1998.
PUBLIC OPINION QUARTERLY---OXFORD UNIV PRESS