"so their work could be taxed"...that makes no sense to me, what would be the advantage? Taxation itself doesn't magically "generate" wealth that could be used

"so their work could be taxed"...that makes no sense to me, what would be the advantage? Taxation itself doesn't magically "generate" wealth that could be used to help pay for the cost of government (which is only likely to increase as more women take up paid work outside the home).