to my surprise, that keyword got 18K google searches last month. so the value there is in its development. you have a good extension, so it'll serve to your advantage to put up a mini-site
but if you're trying to find an end-user, i'm having a hard time thinking about your target market. there are plenty of end-users that would like to talk about poor economic, but i can't see why they'd want that domain
if you're trying to resell that, i say reg fee. but put up a mini-site, it has potential