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NOTES 1 The relationship between income and fertility levels is examined for the nine NIER local contexts in Part II of this report. 2 For a further discussion of the typology used, see the Appendix. See also Lopes, (1975}, Faria (1975), and Singer (197S). 3 These case studies, which have already been conducted in the nine areas . can be found in the ser ies Estudos de Populacso, CEBRAP, 1975-81' Sao Paulo. 4 The justification for eliminating the usual age limits can be found in Berquo (1973). 5 When a member of the household group had any kind of marital union, previously or currently, and was under 18, he or she was also considered a candidate for sampling 6 See internal document prepared for the Project by Patarra (1976). 7 Considering up to three as the maximum number of unions r since a negligible fraction surpassed that number. 8 Until November 1981, when the legal minimum wage was 8,464 cruzeiros in Sao Paula state, the cost of a civil marriage was 1,650 cruzeiros$ in Pernambuco (Northeast), these figures were 7,128 and 1,500 cruzeiros, respectively. 9 Divorce was made legal in 1978, and with it came the possibility of new legal unions. 10 CEBRAP is at present conducting a study of the migrations affecting the NIBR. 11 On this subject, see Brazil (1971-1980). 12 These values refer to a subsample of about 100 women from each context who had at least one child born alive in the last 5 years. 13 Legal minimum wage limits in force at the time of the survey: Santa Cruz-Urban, $603.60 cruzerios; Sao Jose dos Campos, SS32.80 cruzerios; Cachoe~ro do Itapemirim, S655.20 cruzerios; Parnaiba-Urban, SS44.80 cruzerios; Recife, S602.40 cruzerios. 208
