DETROIT - The federal bankruptcy judge who had previously issued a verbal ruling that the City of Detroit is eligible to file for Chapter 9 bankruptcy released a formal written opinion on Dec. 5, saying that while the concerns of objectors had merit, the evidence showed that the city negotiated in good faith before filing its petition (In Re: City of Detroit, No. 13-53846, Chapter 9, E.D. Mich. Bkcy.).