Right now, wealthy residents of Dubai scrambling this week to book private jets and charters out of Oman or Saudi, wherever they can get out. A private jet now costing about $250,000 or more just to get you out of there. Now, this wealth flight marks a big turnaround for an emirate that until this week led the world in attracting millionaires.Last year, nearly 10,000 of the world's millionaires moved to Dubai, bringing along $63 billion in wealth. Dubai offered the three things that the wealthy want most. S ...