Volume 3, issue 4, December 1990

6 articles in this issue

  1. The third birth in Sweden

    Authors

    • James J. Heckman
    • James R. Walker
    • Content type: OriginalPaper
    • Published: 01 December 1990
    • Pages: 235 - 275
  2. Call for papers

    • Content type: Announcement
    • Published: 01 December 1990
    • Pages: 316 - 316