I believe every one agrees Organized Crime is much better than the gangs of the streets. In the mafia there is honor and the people who are killed are most likely people who were in the business. They kill each other and stay in a circle.
As Michael would say, if you think Senators, and governors dont have men killed your being nieve.

"Well you just do what I tell you to do! Goddamn it! If I had a wartime consiglieri -- a
Sicilian -- I wouldn't be in this shape! Pop had Genco -- look what I got." - Sonny Corleone