Twenty-fourth conference and general assembly of the European Society for Population Economics, Essen, 2010
2006 ◽
Vol 19
(4)
◽
pp. 643-647
◽
2015 ◽
Vol 1
(1)
◽
pp. 13-14
1986 ◽
Vol 87
(6)
◽
pp. 795-797