The council is headed by the Mayor and is principally responsible for local policy making.

It is principally responsible for policy toward Israel, Greece and nearby countries.

He is principally responsible for integrating new business acquisitions into corporate strategy.

Adrian was principally responsible for the design, and construction began in October 1953.

Traders said these two developments were principally responsible for the dollar's recovery.

As it turned out, many in the dock were not principally responsible, though nearly all had incriminating knowledge.

Workers are principally responsible for the maintenance of ships in transit through the canal.

Each Member State is principally responsible for defining its responsibilities towards children.

In other words, what means does Parliament have available of bringing pressure to bear on those principally responsible?

If the products concerned are made principally responsible for financing, that creates a new link between costs and benefits.