Seems like the Fountainhead would be a far easier screenplay as I think about this. Why jump right into Atlas Shrugged with a movie? A ridiculous Hollywood undertaking.
Regardless, Rand's "Objectivism" is comic book philosophy, but certainly influential especially in our "greed is good" era (dying now, thank goodness). Greenspan numbered among her early acolytes, proofing unfinished manuscripts. We need only cast an eye to the latest generation of Russians to see what she means in the real world. When Boris Berezovsky is glorified as a heroic figure - the call for Che's "New Men" could not be more timely.
Ayn Rand hero citizens are the folk at the front of the queue who don't get trampled rushing into Wal Mart on Black Friday.