(Bloomberg) -- The commercial real estate sector got a boost Thursday when CBRE Group Inc. reported strong fourth-quarter earnings and suggested the worst was over for the downtrodden market for office leasing.Most Read from BloombergJapan Loses Its Spot as World's Third-Largest Economy as It Slips Into RecessionPutin Steps Into US Race to Back ‘Old-Style’ Biden Over TrumpHawaii Rightly Rejects Supreme Court’s Gun NonsenseDozens of Banks Rapidly Piled Up Commercial Property LoansWall Street Look