A study of culture among second-generation Americans using an epidemiological approach indicated that the percentage of women who worked in their country of ancestry was a determinant of her own employment behavior. In addition, her research indicated that fertility and the legal system are determinants of the timing of reform related to women's rights. Finally, acknowledging that there is an underinvestment in public goods--such as children's education--when children leave the family to enter the marriage market, she presented a model where all externalities remain within the household to identify the efficient allocation of resources.