When the conversation becomes unsafe, people stop contributing and the free-flow of information stops.

Among other things, the state stopped contributing to its pension funds.

One solution is to reduce the 401(k) contribution or stop contributing altogether.

The other allowed most state workers to stop contributing to their pensions after 10 years of employment.

Either for financial or other reasons, he had in any case effectively stopped contributing to the synagogue by March 1656.

Would underwriters and members stop contributing to public stations if they saw advertising dollars supporting the programs?

When houses reach a luxury quality level, their residents stop contributing to the city workforce.

More recently, the school stopped contributing to my life-insurance payments, and I fear that remaining benefits like medical insurance are at risk also.

Everybody will think that they've won their battle against you, and stop contributing to the environmental movement.

From that time he never stopped contributing to the country.