That's an important issue, because at the end of the day the public sector is accountable. It's not the same accountability at the private level as at the public level, and that's why it's important that.... It's a kind of hybrid way now; it's not just a private thing or a public thing. If there's a PPP, there are some regulations that you have to take a look at and that you are bound by.
I want to make sure that everyone has access to the appropriate service so that there is no discrimination. I think that is what you mean.
What's the difference between service and profit? If you're saying you want to have the same fiscal approach as the public sector, you will still have a profit. You'll have a bigger profit. How do you guarantee that the money you make because of that will truly be reinvested in the services so as to have an impact on ticket prices for future users?