He had, for example, published an authoritative study on economic growth in China over the past twenty centuries.

The first authoritative and thorough study of the Bentley/Craig case.

Until more authoritative studies are completed, efforts to extend fluoridation are likely to be put on hold.

They long for some authoritative study that will provide an answer.

Now the group that went forward with the survey the Government would not do has completed an authoritative study of American sexual behavior.

Irrationality and impropriety appear somewhat secondary, though so far there is no authoritative study to confirm this.

Forward Looks are medium to long-term authoritative studies on science perspectives in broad areas of research and development.

The report by the panel on climate change was widely considered the most authoritative study on the subject.

We held a hearing, and other authoritative studies came to the same conclusion.

F.T.C. officials described the report as an authoritative study of an occurrence that has drawn growing attention but been difficult to track.