I trust myself to spend the money on things I value more than I trust her to. This is a no brainer.
A better question would be 80k/40k or 80k/120k
Why the blazes would you want your spouse to be $80k poorer? You'd be throwing 40% of your household income down the drain.
If it's worth saying, but not worth its own post, even in Discussion, it goes here.