Last week John Key said that New Zealanders could now kick the tyres of MMP at the upcoming referendum on the system to be held in conjunction with the 2011 election.

Wellington, Nov 19 NZPA - Outgoing Prime Minister Helen Clark has resigned her government's ministerial warrants ahead of the swearing in of National's ministers today. A spokesman for Miss Clark said she had formally resigned her ministers' warrants at Government House today.