"That we should peacefully accept the rule of darksong and its dubious benefits?"

The great expense is complicated by the high cost of drugs and procedures of dubious benefit.

Given the suffering it causes animals and its dubious benefits, tail docking should be stopped.

He said it represents "a needless hassle of dubious benefit."

But this research investment is of dubious commercial benefit.

And I don't believe that a dubious and possibly very small environmental benefit is a good reason for committing to spend billions right now.

And it's especially difficult for Nicholas to say, even with "the dubious benefit of hindsight."

Too often such captains took enormous risks with dubious benefits.

"The dubious economic and environmental benefits of shale gas do not justify these risks," he told the Guardian.

They feel that introduction of the euro would amount to a political experiment with dubious benefits.