Editorial

Publisher:
Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ) GmbH (German Agency for Technical Cooperation)
Post Box 5180
Dag-Hammarskjold-Weg 1
D-6236 Eschborn 1
Federal Republic of Germany
Telephone: 061 96/79-0
Telex: 41523-0 (gtz d)

Editorial Committee:
Peter Baz, Hans Lerchbacher,
Wolfgang Morbach, Thomas Neumaier,
Heinz Stroter, Marlis WeiBenborn

Editor:
Beate Worner

Editorial Assistant:
Henriette Mende

Title photo:
Jochen Seibel

Printed by:
Hoehl-Druck
KlausstraBe 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