A jury has limited the payout of insurance to the developer rebuilding on the World Trade Center site, cutting $1 billion from the expected total. “The decision cast doubt on his financing for four office towers planned for the ambitious project designed for ground zero. Still, money seems assured for the $1.5 billion, 1,776-foot Freedom Tower, while federal funds will be available for a $2 billion transit center. A combination of private and federal money will pay for the planned memorial and a museum and performing arts center.”