... international policy that restricts currency trading amongst arbitrageurs and speculators because it will prevent monetary problems in the future. I like how the IMF stepped in to help the Asian tigers' countries with economic reform to at least reducing government deficit. Also The IMF requested that the Asian Tiger's government should reduce government spending and to raise taxes so it will help prevent problems financially in the future.

No it is not ethical for global speculators to bet against their own domestic currency because if their currency sees growth it will back fire own them. But even if it is not ethical, I think that it is sort of buying stocks. The stock price can go up or down, the global speculators are just doing normal business. I sort of agree that the speculators want to bet against their domestic currency so they can correct the value of currencies if they are overvalued or undervalued. I think it could help