But Mr. Sullenberger said: "Some in industry still are fighting so hard to weaken, to delay or to kill an important safety initiative.
It's expected to weaken to a tropical storm by late Monday and exit the main northern island of Luzon on Wednesday.
In that event, the pound might be expected to weaken to ensure the competitiveness of British exports, many businesses and investors say.
"Although we expect growth will weaken to some extent in the third quarter, today's data reinforces our view that concerns about an imminent 'hard landing' in China are overdone".
But regulations will surely have to weaken to attract private money.By some estimates $1 trillion of new investment will be needed over the next two decades to match airport capacity to flight plans.
For example, its latest forecast implicitly assumes that the yuan will weaken to an average rate of 7.04 to the dollar in 2013 from a current rate of 6.53.
At his briefing, Mr. Geithner urged reporters to draw attention to the derivatives issue to help expose efforts "to weaken, to exempt, to carve people out of those basic protections".
UBS, the largest trader in the foreign exchange market, according to Euro-money magazine, forecast yesterday that the euro would weaken to $1.09 in a month, compared with its previous prediction of $1.16.
"In a dream world where the Ministry of Finance and Bank of Japan could dictate exchange rates, they certainly won't mind to see the yen weaken to 85-90 yen against the dollar," Takuji Okubo, chief economist in Tokyo for Société Générale, wrote in a note to clients.
It may weaken to a tropical storm around that point, but federal forecasters warned: Whether Irene is a strong tropical storm or hurricane over New England will make little difference in the expected impacts of damaging winds…a dangerous storm surge…and flooding rains.
Some experts believe that the dollar is too strong and that the United States should relax its policy in support of a strong dollar and allow it to weaken to make exports to Europe cheaper and help American businesses through the sluggish economy.
