However, a real change in cultural affiliations may also have contributed.
A change of offensive systems may well have contributed to this awkward period.
And I have no doubt that this change has contributed to the way things are now.
The two changes would contribute an estimated $45 million next year.
These changes contributed to the development of nationalism and the nation state.
It was not immediately clear whether the change of Government contributed to today's decision.
These changes that the British brought about contributed to the development of an intellectual and artistic life.
Another major change has contributed to the way success should now be viewed, Hart said.
Multiculturalism and changes in family life have also contributed to the need for change.
Political and demographic changes over the last decade have also contributed.