James Montier: EMH RIP

Alice laughed: “There’s no use trying,” she said; “one can’t believe impossible things.” “I daresay you haven’t had much practice,” said the Queen.  “When I was younger, I always did it for half an hour a day.  Why, sometimes I’ve believed…

The Reality Of Momentum

MOMENTUM is one of the great puzzles of finance.  It is the tendency for stocks that have previously risen to keep going up.  Of course, it does not square with efficient market theory, which states that past price information tells…