I was going to put up a nice in depth post about how Oil prices hitting $90 again created the danger of yet another slowdown if it continued (setting up an interesting juxtaposition with the LEI), together with this nifty graph:
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when I see that. lo and behold, Prof. James Hamilton today already said everything I wanted to say, and much better too. So go read Econbrowser.
Well, OK, I'll add one comment: Oil remains a choke collar on growth. Every time it takes off, Oil goes right back to $90.