As you may have heard, the job market has been tough for the last decade and a half. Median wages have flatlined. One way to shelter from the economic storm -- at least, for those with the talent -- has been to get an advanced degree. Now, you could get a medical or a law degree, but those cost hundreds of thousands of dollars. Why not get paid to go to school? Why not get a doctoral degree?
An increasing number of people have been taking that option. The number of doctorates rose steadily throughout the 2000s: