Let's be realistic about these so called tribal run casinos. Some journalists did a deep investigation on those running the casino sometime back in the 1990's. The people who were allowed to qualify as say being a part of the Mohegan tribe for instance thusly qualify to run the enormous tax free gambling institution were a mere 1/16 Mohegan Indian blood and genetic wise.
Let's not fool ourselves into thinking the actual tribes and actual members of these tribes actually get any benefit from these billion dollar treasure chests.
I apologize for not being able to provide the source to the referred news article.