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UNITED STATES - OCTOBER 15: Student Rafael Menis sucks a symbolic pacifier as he and others protest plans for the Milton Friedman Institute outside Ida Noyes Hall at the University of Chicago in Chicago, Illinois, U.S., Wednesday, Oct. 15, 2008. Professors at the University of Chicago say a proposed $200 million research center named for Milton Friedman, the late economist championed by conservatives, would enshrine the free-market philosophies they say have brought the global economy to the brink of ruin. (Photo by Tim Boyle/Bloomberg via Getty Images)

UNITED STATES - OCTOBER 15:  Student Rafael Menis sucks a symbolic pacifier as he and others protest plans for the Milton Friedman Institute outside Ida Noyes Hall at the University of Chicago in Chicago, Illinois, U.S., Wednesday, Oct. 15, 2008. Professors at the University of Chicago say a proposed $200 million research center named for Milton Friedman, the late economist championed by conservatives, would enshrine the free-market philosophies they say have brought the global economy to the brink of ruin.  (Photo by Tim Boyle/Bloomberg via Getty Images)