Over the past four years there was a 43 percent increase in prescriptions for antidepressants. Some news outlets attribute this rise to the recession. People more depressed equals more drugs. Ben Goldacre of Bad Science explains why said outlets need to be more careful with their analyses.
From what I can tell, all the reports took an aggregate (the 43 percent) and then made a big assumption to explain it. I’m all for data journalism, but statistics is rarely that straightforward.