The Last Pinball Doctors

Mike Hooker spends his nights maintaining trains on the Long Island Railroad. He spends his days fixing pinball machines. He’s a freelance pinball repair tech, one of the last serving the New York City area. As you might expect, people call him when their old stuff breaks; often times, they simply want to get rid…

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Price Manipulation in the Bitcoin Ecosystem

Abstract To its proponents, the cryptocurrency Bitcoin offers the potential to disrupt payment systems and traditional currencies. It has also been subject to security breaches and wild price fluctuations. This paper identifies and analyzes the impact of suspicious trading activity on the Mt. Gox Bitcoin currency exchange, in which approximately 600,000 bitcoins (BTC) valued at $188…

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