If you want to know the mind of Alan Greenspan, you might start with this: Before he entered public life in the 1970s, all his top deputies at his flourishing economic consulting firm were women.

  At some point in the near future, worldwide oil production will peak, then decline rapidly, causing depression-like conditions or even the starvation of billions across the globe.

  The Federal Reserve is going to cut the target on a key short-term interest rate on September 18. There is no mystery about that.