Only a handful of producers - say a dozen or so - regard wine as a viable commercial proposition.

But they say a tunnel is a viable proposition from an engineering standpoint.

And the cost of restoration did not make it a financially viable proposition.

The endowment model is still the most viable proposition for long-term investors.

I'm wondering if you think that's a viable proposition.

It was only after those kind of materials had been introduced that airships became a viable proposition once again.

But Bajor is in a unique situation for making this a viable commercial proposition.

Certainly it would not have been a viable proposition if it had run into serious trouble within a year or so of its launch.

For a time, it seemed that the Olympics might no longer be a viable financial proposition.

Today, none of these things is a viable proposition any longer, and our strategy makes that abundantly clear.