dr. persad. i read your book recently, i thought it was a great book, thank you very much.y question is -- if i remember correctly in the book, you describe inefficient but stable equilibrium with the dollar in the middle. would you say that the development of the asian financial system is leading us towards something better? are we headed in the right direction in terms of this situation with the dollar's role in the global economy? thank you. >> thank you, maybe one more. that's the last. okay. >> hello, i'm yvonne from johns hopkins. i just want to ask how do you think the asian investment bank will influence the asian economic market or environment later. thank you. >> okay, maybe i can add one last thing also that you may want to comment on. a big debate in the financial supervision regulation financial stability board and all that is the banks are claiming that after the crisis the regulators kind of have a tendency to overdo in the terms of capital privilege constrains and things like that and others claim quite the contrary, not enough has been done. you could say o