The Impact of First Birth Trends on Fertility in Developed Countries: A Cohort Analysis • Tomas Frejka, Independent consultant ; Jean-Paul Sardon, Institut National d'Études Démographiques (INED)

Low and Lowest-Low Fertility in Europe: Causes, Implications and Policy Options • Hans-Peter Kohler, University of Pennsylvania ; José Antonio Ortega, Universidad de Salamanca

The "Low Fertility Trap" Hypothesis • Wolfgang Lutz, International Institute for Applied Systems Analysis (IIASA) ; Maria Rita Testa, Vienna Institute of Demography ; Vegard Skirbekk, International Institute for Applied Systems Analysis (IIASA)

Age at First Marriage, Time to First Marital Birth, and Pace of Subsequent Childbearing in Italy and Spain, with Comparisons to the USA • Michael Rendall, RAND ; Encarnación Aracil, Universidad Complutense ; Paola Di Giulio, Max Planck Institute for Demographic Research ; Alessandra De Rose, Università di Roma "La Sapienza" ; Filomena Racioppi, Università di Roma "La Sapienza" ; Antonio Parisi, University of Rome