Editorial

Publisher:
Deutsche Gesellschaft
fur Technische Zusammenarbeit (GTZ) GmbH
(German Agency for Technical Cooperation)
Post Box 5150
Dag-Hammarskjold-Weg 1
D-6236 Eschbom 1
Federal Republic of Germany
Telephone: 06196/79-0
Telex:41523 - 0 (gtz d)

Editorial Committee:
Berthold Pilz Joachim Prey Detlev Ullrich,
Alexander Wittkowsky

Editor: Beate Worner

Editorial Assistant:
Hennette Mende

Printed by:
Hoehl-Druck
Klausstra 31
D-6430 Bad Hersfeld
Federal Republic of Germany

"gate" appears quarterly; it is distributed free of charge.

Named contributions do not necessarily represent the views of the publisher or the editorial staff.

Reproduction is permitted after consultation; copies should be supplied
ISSN 0723-2225