Knicks valued as No. 1 NBA franchise by Forbes at $4.6 billionLakers, Warriors, Bulls and Celtics round out the Top 52/11/2020, 11:32 PMMar 22, 2019; New York, NY, USA; New York Knicks executive chairman James Dolan watches during the first quarter against the Denver Nuggets at Madison Square Garden. Mandatory Credit: Brad Penner-USA TODAY Sports / Brad Penner