Earlier quoted context omitted.
It's not about the economy, it's about control. Give them control or get out. Eventually the only companies left are those that will acquiesce to Russian demands.
Same as National Security Letter. You give the government what it wants, or else. At the end of the day the difference is soft power vs. hard power. The thugs dressing in nice suits and having their agents mess your business up through audits or lawsuits, or thugs sending their secret police to mess you up. The end result is they get what they want no matter what.
The whole point of this Russian law is to remove this limitation.