In this paper I compare the effect of entering parenthood on the spousal income gaps in lesbian and heterosexual couples using Swedish population wide register data. Comparing couples with similar pre-childbirth income gaps, a difference-in-differences strategy is used to estimate the impact of...

Bertrand et al. (2015) show that among married couples in the US, the distribution of the share of the household income earned by the wife exhibits a sharp drop just to the right of .50. They argue that this drop is consistent with a social norm prescribing that a man should earn more than his...