It goes both ways, the partner can become reliant on this kind of support. And only sometimes partly you can cover the difference with money and/or power - typically much more expensive than cooperation.

In fact I'd say the housekeeping skills are always more marketable, more basic and easier to master - you can live off them, but not without. This gives rise to competition which drives both social perception of value and actual financial value down.

Mutual dependency has been the way of life for ages - for good reason.

Edit: Thought police strikes again! Instead of downvoting, please provide a coherent argument why a given point is invalid or how.