Gregory Zuckerman the Man Who Solved the Market
In his Art of Doing Science and Engineering, Hamming warns of the difficulty of obtaining reliable data: in his experience, despite all assurances given, there were always significant errors in collection (above and beyond ordinary noise) in the datasets he encountered. One example he gave was an important accounting rules change, which (he says) affects the correct interpretation of the balance sheet for a large portion of major American companies at the time....