It did not seem like what diplomats call a productive exchange.

Educators, judges and business groups have all held rare and productive exchanges.

What ensued was a very productive exchange that resulted in her revealing her situation to him.

Then she tried to reach Hastings, and he took her call, but it was not a productive exchange.

These zones were to create productive exchanges between foreign firms with advanced technology and major Chinese economic networks.

The two had a productive exchange, Bowness said.

Despite the many differences the two civilizations seem to be in friendly contact and to have productive exchanges.

"There was a productive exchange of ideas."

He and Holbrooke had an even less productive exchange, and relations between the two governments turned sour.

I believe that a productive exchange must begin with an examination of costs.