This is way cool: The Profit Calculator. New York Magazine has a way cool online section on the econ
omics of different NYC businesses:
You can’t live in New York—arguably, you can’t spend an hour in New
York—and remain oblivious to the machinery of profit pumping away under
every surface. This city makes money, loses money, houses money;
lately, with luxe condos stacking up like casino chips along the
waterfront, the city looks like money. What’s amazing, then, is how
little we truly know about the inner workings of this beast we feed,
and milk, daily: How does New York make its money?
If you have ever wondered "how the hell does this place stay in business, now you know.