There is little quarrel with the intent of export controls. Common sense indicates that no great social or intellectual purpose is served by shipping a device for undersea detection of submarines or a laser-guidance system for missiles to the Soviet Union. Those are the easy decisions. The issues quickly become more complex when the question is one of selling landing systems for Soviet airports that embody advanced memory chips available in Europe, exchanging technical data between American and Soviet metallurgists, or (as recently happened) refusing permission for technical personnel from NATO countries to attend a professional meeting on advanced optical systems.
Any restriction on linkages within the technical enterprise weakens the effectiveness of the overall system. Thus, a deliberately restrictive policy should be based on careful analysis of the local gain or loss from the restrictions.
First, the objective of export controls should not be to keep important technology from ...