https://taxfoundation.org/data/all/state/state-marriage-penalty-2020/
Fifteen states have a marriage penalty built into their bracket structure. Does your state have a marriage penalty? Compare state marriage penalties.
marriage penaltytax foundationstate
https://www.econlib.org/archives/2012/02/what_is_the_fem.html
Married women earn less than single women. In the NLSY, married women make 10% less, even after controlling for education, experience, IQ, race, and number of...
marriage penaltyfemaleeconlib