The sharp drop continued today, despite costly efforts by Japan to stabilize the yen.
Researchers here are entering the home stretch in what is probably the world's most costly and ambitious effort to develop a dictionary.
But for that to happen, some creditors would have to mount a costly legal effort.
Setting up global networks requires immense, costly and lengthy efforts lasting for decades.
Many were substantial and costly efforts in the areas of education and health-care reform.
Wall Street was generally relieved at the news because it viewed the chances of success for the costly effort as a long shot.
But most couples can't acquire these skills without a sustained and costly effort.
Until recently, these intensive and costly efforts were considered relatively successful, saving thousands of birds from certain death.
Tension racked him, and the smile was a costly effort of will.
But we should think long and hard before embarking on any massive and costly national effort to provide public day care.