"Each proposed B-2 stealth bomber costs three times more than it would if every part of the plane were made from solid gold. The cost is $2.3 billion each."

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The benefits of a modest warming would outweigh the costs - by $8.4 billion a year in 1990 dollars by the year 2060, according to Robert Mendelsohn at Yale University - thanks to longer growing seasons, more wood fiber production, lower construction costs, lower mortality rates, and lower rates of morbidity (illness).

— Joseph L. Bast