Trillion-Dollar Industry Powering Chicago at Risk of Leaving

(Bloomberg) — The letters are stamped all over the hallways of Chicago’s giant skyscrapers and grand office buildings. DRW, IMC, CME, Cboe.

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These are some of the derivatives firms that collectively handle trillions of dollars a year in trades, greasing the wheels of global markets with everything from stock options to corn futures. Most of them have called Chicago home for decades — providing thousands of jobs within the city’s $75 billion finance industry.

Now,…