Conversation so far:
What was Team B, the group that Richard Pipes was part of?
Team B was a competitive analysis exercise, and the group was composed of civilian experts and retired military officers
What was Team B, the group that Richard Pipes was a part of, for?
Team B aggressively assessed Soviet Union military capabilities
What was the goal of Team A?
What did Team B, the group that Richard Pipes was a part of, do?
Team B argued that the National Intelligence Estimate on the Soviet Union, generated yearly by the CIA, underestimated both Soviet military strategy and ambition and misinterpreted Soviet strategic intentions.
Did Team B and Richard Pipes convince people that the Soviet strategy was different?
Team B faced criticism
What else did Richard Pipes do in this time?
Pipes's group insisted that the Soviet Union, as of 1976, maintained a large and expanding Gross National Product

Question: What was the result of this claim?
Self-contained rewrite: What was the result of Richard Pipes' claim?