For they have USED the Palestinians as their leaders use their own populations. And the main scapegoat is ALWAYS Israel and Jews. because it is away they can deflect any responsibility away from themselves. If the Palestinians changed to being responsible,if the arabs in generally changed to truly help their neighbours the Middle East would be a great place for everyone. As you can see and hear by the discourse here between Jews that many would help the Palestinians but any significant help cant come while there is a state of belligerence against Israel rather than their own corrupt system.
Netanyahu orders more demolitions of terrorists' homes in attempt to crack down on terror (Haaretz)
from the article: Game theory