France clearly believes that culture is a useful political and diplomatic instrument.

Can embargo be a useful instrument to protect lead times or influence Soviet policy?

But they were too useful an instrument of power.

For much of the 19th Century, however, the chain saw was a useful surgical instrument.

My group considers this to be a very useful instrument, that has helped it to base its policy on facts.

The report I am presenting aims to be a useful and effective instrument for the coming months.

We are expecting the Agency to be a useful instrument of the common energy policy.

With such a tax, we would have a practical, useful and fair instrument.

It is thus a useful instrument which should certainly not be abolished just yet.

For this purpose, the plan of action is offering some useful instruments.