When these girls reached adulthood, their jobs were much more likely to be paid than those of women who grew up
in other areas. They were also more likely to have taken their elderly parents in, but not their in-laws—a sign
that they probably had a greater say over family decisions.
https://www.economist.com/news/finance-and-economics/21732139-study-shows-its-availability-raises-female-school-attendance-contraception/

much more likely to be paid than those of women のところ、
likely to be paid much more than those of women とすべきでは？

原文だと、約束通りの賃金が払われることが多いという意味になり、
賃金水準が高い、とはならないと思うのですが。