Given a text, write a compressed version of it in a single sentence.
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Question: In Docket R90-1, the variability or elasticity of evaluated rural route costs with respect to volume was estimated at 44 percent by the Postal Service.

Answer: The elasticity of rural route costs with respect to volume was estimated at 44 percent.

Question: "[It is with the deepest regret that we announce the sudden death, on 28 May 1996, of our friend Professor Greenbaum, while on a speaking engagement in Moscow.]"

Answer: "We deeply regret that on May 28,1996, while on a speaking engagement in Moscow, Professor Greenbaum died suddenly."

Question: But a 1978 article by Ted Bear, then a flight-center historian at Edwards Air Force Base in California, where the experiment in question took place, tells it this way:

Answer:
But a 1978 article by Ted Bear, then a historian at Edwards AFB in CA., where the experiment took place, tells it this way: