Former General Electric Chairman Jack Welch tweeted his skepticism five minutes after the Labor Department recently announced the unemployment rate had fallen to 7.8 percent in September from 8.1 percent the previous month. (Associated Press)

Former General Electric Chairman Jack Welch tweeted his skepticism five minutes after the Labor Department recently announced the unemployment rate had fallen to 7.8 percent in September from 8.1 percent the previous month. (Associated Press)