"It's a very tight network, this Goldman one," a European official said.

But he has never been admitted into the tight network of the city's civic leadership and he gave up trying to join many years ago.

"I have a very tight network around the world," he said.

The collective comprises a tight network of different companies, non-commercial projects, and creative individuals.

The congregation became an all-encompassing institution for its members, creating a tight social network that touched all aspects of immigrant life.

Daniel also has a tight network of compatriots to keep him afloat.

It takes time to recruit safely and to get people planted, but we have a very nice tight little network now.

Comprehensive interdependence is an even tighter network of reciprocal interdependence.

He climbed steps into a tight network of knee-high walls.

"We have seen that first-generation immigrants in a tight network are sometimes reluctant to come forward," he said.