This guy built his reputation by being honest about financial valuation, which he teaches at NYU Stern. He also shares loads of his content online.
If you’re Airbnb:
Answer: Not bankers (probably).
So, what is :freetrade: or any growing company worth?
It’s all fugazi. Nobody knows what something is truly worth 
.
Wall Street or the City of London analysts won’t admit they are all just playing the guessing game when they value anything before recommending issuing notes to clients saying they are neutral or underweight or overweight.
They can’t even say they recommend to buy or sell. Read two-four pages of legalese at the end of their PDFs, which they send out to their clients.
Anyway…
Valuation is an art form.
It can be complex. It can be simple. It can be not meaningful. Can it be all three?
But don’t take it from the movie—that conversation about where stock prices are going could be fictional.
1. Take it from these bankers who thought relativity and physics were not related:
(you can tell I did not study much physics at school)
Note - banks take commission as % of business deals. Guess what their incentives are? But look at those wide ranges.
Source - Subscribe to read
2. Take it from the (same?) bankers working on this IPO:
Source - Bloomberg - Are you a robot?
Bankers get how much in fees for doing all them IPOs?
No wonder this is becoming a thing:
And not this:
Source - Musings on Markets: Disrupting the IPO Process: Challenging the Banker-run Going-Public Model!
The middlemen can’t do their jobs right?
So, for investors, what matters is probably that this arbitrary number - the share price - keeps going up 
The world of finance is kind of silly.
Imagine wearing suits and other business wear to work was not allowed. Would we take Wall Street as seriously?
Thank you, Warren Buffett and Charlie Munger. They stay away from the bubble in NYC and work from Omaha. Read their annual letters - there’s a lot of wisdom there.