CHANGE AND VARIATION IN U.S. COUPLES' EARNINGS EQUALITY FOLLOWING PARENTHOOD

Area of Science:

• Sociology
• Economics
• Family Studies

Background:

• Increasing gender equality and socioeconomic disparities shape family dynamics.
• Parenthood is a critical juncture influencing within-family economic structures.

Purpose of the Study:

• Examine changes in within-family earnings equality after childbirth.
• Investigate educational and cohort differences in these changes.
• Assess the impact on wives' financial dependence.

Main Methods:

• Utilized linked survey and administrative tax records (Survey of Income and Program Participation Synthetic Beta files).
• Analyzed data for U.S. couples from the 1980s to 2000s, covering pre- and post-parenthood earnings.
• Employed statistical models accounting for couple characteristics and fixed effects.

Main Results:

• Wives' share of couple earnings significantly declines post-parenthood and remains lower.
• Cohort and educational differences in earnings equality changes were minimal.
• Wives experienced substantially increased financial dependence on husbands after childbirth.

Conclusions:

• Parenthood leads to a lasting decrease in wives' economic contribution within families.
• Findings highlight increased female vulnerability in contexts with weak social support and common divorce.
• The study underscores the persistent economic consequences of childbirth for women across educational backgrounds.