First Author:   Shamim Shakur Massey University s.shakur@massey.ac.nz   School of Economics and Finance, College of Business Palmerston North, 4442, New Zealand   +6463505799(Phone) +6463505799(Fax) http://econfin.massey.ac.nz/school/sshakur.php Second Author: Chris Nees New Zealand Treasury chris.nees@treasury.govt.nz