But the silence, I think, is of dubious social value.

Taped conversations have a highly dubious value under those circumstances.

Of dubious value when she needs to recruit so many grunts.

Often, those deals have left the funds holding securities of dubious value.

My response was that we would consider such recordings of dubious value.

But that would still leave the city with hefty bills for a program of dubious value.

But this was a dubious value to the cable's opponents.

The bill may end up funding a few projects of dubious value.

On the other hand, the study finds, Washington has thrown money at emergency response teams of dubious value.

By running the games, the state endorses the dubious value of "something for nothing."