Older and wiser? : birth order and IQ of young men /
Black, Sandra E.
Devereux, Paul J.
Salvanes, Kjell G.
Centre for Economic Policy Research (Great Britain)
London : Centre for Economic Policy Research,
2007.
Caption title.
"Labour economics."
"July 2007."
Includes bibliographical references.
Birth order.
Young men
Also available from the CEPR World Wide Web site (www.cepr.org).