One approach is encouraging their cooperation with "treatment through leverage".
Mr. Davidge and Christie's have received conditional amnesty contingent on their cooperation with the investigation.
Spanish authorities, in turn, pledged to deepen their cooperation with the United States.
Protests, injunctions and lawsuits are piling up as Indian groups grow increasingly savvy in their cooperation with environmentalists.
How many of these red lines have been crossed by the Polish government in their cooperation with US intelligence?
Secretary Powell called Colombian officials over the weekend to secure their cooperation with the United States' plan, American officials said.
His demand that the Iraqis destroy their missiles and associated equipment seemed to present them with an opportunity to enhance Mr. Blix's assessment of their cooperation with disarmament.
Alienating all Muslims for their own political purposes, as is the practice of such demagogues, is hardly the way to encourage their cooperation with the authorities.
The federal government has long had a program for protecting witnesses who are in danger because of their cooperation with law enforcement officials.
Mr. Stemm of Odyssey Marine thanked the British authorities for their cooperation with the company "in the face of complicated issues" of wreck handling and disposition.
But their project has still angered native people, as has their cooperation with an unpopular president and his promises of profit and jobs.
