Recent research postulating that the diffusion of confidential access to the birth control pill to young women in the United States contributed to the dramatic social changes of the late 1960s and 1970s has not adequately accounted for the largely contemporaneous diffusion of access to abortion....

An expansive empirical literature estimates the causal effects of policies governing young women's confidential and legal access to contraception and abortion. I present a new review of changes in the historical policy environment in the United States that serve as the foundation of this work. I...

Recent research postulating that the diffusion of confidential access to the birth control pill to young women in the United States contributed to the dramatic social changes of the late 1960s and 1970s has not adequately accounted for the largely contemporaneous diffusion of access to abortion....