Chinese authorities have introduced several measures as investigation of the case has evolved.

In the meantime, he suggested local authorities and individual schools might introduce their own schemes.

The authorities have introduced several bus lanes, which only public buses can use during rush hour.

Some countries and local authorities have introduced legislation to address the problem.

Some local authorities may not have introduced those measures as quickly as possible, but it goes further than that.

Many companies and local authorities have introduced programs to promote carpooling.

Some local authorities have introduced their own restrictions on street drinking.

Last year the authorities introduced measures to cope with immigration.

The British authorities introduced three new civil courts into the colony.

It is hard to believe that, in 1999, authorities are introducing measures without knowing what the effects will be on employment and regional development.