The rising number of multi-earner families has been one of the most important socioeconomic developments of the 1970s; since 1970, the number of such families has increased by more than 3 million. Almost exclusively responsible for the rising number of multi-earner families have been the steep annual increases in the number and proportion of…

The proportion of women in the labor force continued to grow during 1970-1978; more women headed families and worked despite the presence of children, according to the summary preceding the twenty-three tables which constitute the bulk of this report. Other findings summarized from the statistics are as follows. By 1978, a record 47.7 percent of…