Are writers especially prone to money woes?
Well, it depends on which writers we're talking about.
But in general terms, with writers one often finds: low and irregular pay, lack of money skills, poor financial planning, occasional creative-type flakiness and risky financial behavior.
That's not only writers, of course... but anyway, here's what John Scalzi has to say in his very interesting blog post on the subject of Writers and Financial Woes.
Read and weep.