12/26/2012 08:34 am ET Updated Feb 25, 2013

How To Get Insider Traders To Start Coughing Up Info

It was another busy year for federal authorities pursuing insider trading cases. Seventy-five people have now been charged in the last three years, and investigators say that success comes largely from their decision to attack insider trading the way they take down the Mafia and drug cartels -- with tools such as wiretaps, informants and cooperators.

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