http://reply.papertrans.cn/3/260/25945/25945-31.png
Submitted on: 12 February 2016.
Revised on: 26 March 2016.
Accepted on: 21 April 2016.
QUARTERLY JOURNAL OF ECONOMICS
Submitted on: 20 September 2006.
Revised on: 28 October 2006.
Accepted on: 24 November 2006.
QUARTERLY JOURNAL OF ECONOMICS
http://reply.papertrans.cn/3/260/25945/25945-34.png
Submitted on: 21 April 2009.
Revised on: 20 May 2009.
Accepted on: 04 June 2009.
QUARTERLY JOURNAL OF ECONOMICS
Submitted on: 20 February 2015.
Revised on: 01 April 2015.
Accepted on: 10 April 2015.
QUARTERLY JOURNAL OF ECONOMICS