Where a plaintiff pleaded only economic injuries to itself and not to the market, the U.S. District Court properly dismissed Sherman Act claim.The 7th U.S. Circuit Court of Appeals affirmed a decision by U.S. District Judge Sara L. Ellis.Since 1979, Chicago Studio has operated a film and television production studio in Chicago. The studio has four stages measuring 62,000 square feet. The studio company required production companies to lease its production equipment for a 0.4% charge.The studio doesn’t have air …