Rubio's Coastal Grill, the Carlsbad chain known for its fish tacos, has closed 48 stores in California. The underperforming locations were shut down May 31, mostly because of California's poor business climate and higher cost of doing business, according to multiple reports. "The closings were brought about by the rising cost of doing business in ... The post Fast-food chain to close 48 stores appeared first on IE Business Daily.