I'll just tell you the way it is. You ask me what time it is and I'm gonna tell you how to build a clock.
Architecture tends to consume everything else, it has become one's entire life.
So it is fair enough that you are paying me what I ask for, because it is my name you are using to sell the film. If the producer gives me a guarantee that he will sell the film at a lower price to the distributors, fair enough, then I will charge less!