RT Journal Article SR 00 A1 Keyfitz, N. T1 The family that does not reproduce itself. JF Population and Development Review YR 1986 FD 1986 VO 12 IS supp SP 139 OP 154 AB It is easy to invent models that will account for the low level of births in the late 20th century including earlier ignorance of birth control; high women's wages; and female liberation. All these assertions are true, and so also are other considerations. The interplay of causes is what now needs study. PB Wiley-Blackwell SN 1728-4457 LK https://pure.iiasa.ac.at/id/eprint/13645/