UPDATED: Sep. 5, 4:15 p.m.: An entity tied to the private investment firm that exclusively manages Michael Dell and his family’s money is jumpstarting another development project. The entity bought the development site at 2503-2509 Broadway in the Upper West Side for $50 million, documents recorded with the city Wednesday show. A $37 million loan was also provided by the company, MSD Partners. However, a condominium building there will be developed by Adam America Real Estate, […]