Feminist economics fascinates me and I have vague ideas of writing a feminist economics 101 textbook. Sometime in the distant future when I have at least as good a grasp on economics as I do on feminism.

I took accounting courses when I was still a business major. So far it's only been applicable to my choice of personal finance software--GnuCash only works if one's already got the hang of double-entry bookkeeping.