Busy week 
I’m facing a very busy week of work, so I don’t expect to do much posting on Davos Newbies.
According to a senior source

Roy Greenslade, who is usually a tiresome bore in The Guardian media section, has a helpful guide to unnamed sources today.
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A senior source someone who really knows what’s happening |
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A source someone who wishes he knew what was happening |
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An insider someone who hopes to know enough, one day, to be a source |
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A friend the celebrity’s PR |
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A close friend the celebrity |
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A senior backbencher an MP you may have heard of |
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A backbencher an MP no one has ever heard of |
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A Downing Street aide someone who once met the prime minister |
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A senior government adviser the policeman outside No 10 |
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A very senior source Peter Mandelson |
Useful chart 
Brad DeLong provides a very useful chart to the swing states in the US presidential election.
2000 Presidential Election: Democratic Plus Green Vote Share Relative to National Average
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District of Columbia 39.3% |