Regardless of whether the 10% or 90% claim not to be on the take, the foundation of any successful illegal enterprise requires the purchase of "protection", a cop. Actually any successful enterprise, legal or illegal needs the cover of the "authorities". If there is an obstacle it must be removed or altered in order for the enterprise to be profitable. "Prostitution" can be covered as being an "Escort Service", pharmaceutical companies protect their interests...

jowey