Stories from around the Web that we're reading this morning. Something for everyone.

1Pennsylvania is among the most corrupt states in the U.S. A Harvard study places the Keystone State in the same company as Alabama, Illinois and New Mexico for legal corruption, largely because the state is one of the few that still elects judges.

2. Why lavish corporate tax incentives are unlikely to benefit Camden residents. NextCity.org runs two solid pieces explaining why the incentives are a bad idea.

3) How Mariah Carey wrote the only great Christmas classic of our age. Slate drills down to discover that 'All I Want for Christmas,' which sounds as if it could have been written during the golden Brill Building era, is distinguished by -- wait for it -- diminished chords. Also, why Christmas music has been blasting from your radio since mid-October. (Data! It's all about data!)

4) Americans aren't getting married, and researchers think porn is part of the problem. Washington Post blogger Roberto A. Ferdman finds one of those researchers in West Chester.

5) Penn does not postpone exams for Ferguson. According to the Daily Pennsylvanian, other Ivies did, but on a case-by-case basis.

- Sam Wood