Institution: | a Norwegian Computing Centre PO Box 114 Blindern, N-0314, Oslo, Norway; Fax: +47 22 697600; e-mail: Gudmund.Host{at}nr.no
b Department of Economics, University of Oslo PO Box 1095 Blindern, N-0317, Oslo, Norway
c Institute of Marine Research PO Box 1870 Nordnes, N-5817, Bergen, Norway |