With millions of square feet in new office space being built at Hudson Yards and the World Trade Center complex, some market observers are warning of a supply glut. But Manhattan’s largest office landlord, SL Green Realty, is having none of that. “The addition of new supply to Manhattan is a good thing,” the company’s CEO Marc Holliday said during an earnings call Thursday. He argued that office construction is a reflection of growing demand, … [more]