References
- Bean , F. D. and Wood , C. in press . Ethnic variations in the relationship between income and fertility . Demography ,
- Becker , G. S. 1960 . “ An economic analysis of fertility ” . In United Nations, Demographic and economic change in developed countries , 209 – 231 . Princeton , N.J. : Princeton Univ. Press .
- Bell , R. R. 1971 . Marriage and family interaction , Horaewood , Ill : Dorsey Press .
- Blake , J. 1974 . Can we believe recent data on birth expectations in the United States? . Demography , 11 : 25 – 44 .
- Bogue , D. J. 1969 . Principles of demography , New York : Wiley .
- Bumpass , L. L. 1973 . Is low fertility here to stay? . Fam. Plan. Persp. , 5 : 67 – 69 .
- GRABill , W. H. and Glick , P. C. 1959 . Demographic and social aspects of childlessness: Census data . Milbank Mem. Quart. , 37 : 60 – 86 .
- Griffith , J. 1973 . Social pressure on family size intentions . Fam. Plan. Persp. , 5 : 237 – 242 .
- Gustavus , S. O. and Henley , J. R. Jr. 1971 . Correlates of voluntary childlessness in a select population . Soc. Biol. , 18 : 277 – 284 .
- Kunz , P. R. , Brinkerhoff , M. B. and Hundley , V. 1973 . Relationship of income and childlessness . Soc. Biol. , 20 : 139 – 142 .
- Martinson , F. M. 1970 . Family in society , New York : Dodd, Mead .
- Ryder , N. B. 1973 . Two cheers for ZPG . Daedalus , 102 : 45 – 62 .
- Tomasson , R. 1966 . “ Why has American fertility been so high? ” . In Kinship and family organization , Edited by: Farber , B. 327 – 338 . New York : Wiley .
- U.S. Bureau of the Census . 1973 . Census of population: 1970. Subject Reports. Final Report PC(2)‐3A, Women by number of children ever born , Washington, D.C. : Government Printing Office .
- Veevers , J. E. 1971 . Childlessness and age at first marriage . Soc. Biol. , 18 : 292 – 295 .
- _____ . 1972 . Factors in the incidence of childlessness in Canada: An analysis of census data . Soc. Biol. , 19 : 266 – 274 .
- _____ . 1973 . Voluntarily childless wives: An exploratory study . Sociol. Soc. Res. , 57 : 356 – 366 .
- Waller , J. H. , Raja Rao , B. and Li , C. C. 1973 . Heterogeneity of childless families . Soc. Biol. , 20 : 133 – 138 .
- Westoff , C. F. 1972 . The modernization of U.S. contraceptive practice . Fam. Plan. Persp. , 4 : 9 – 12 .