NYT: A study by a German military think tank leaked to the Internet warns of the potential for a dire global economic crisis in as little as 15 years as a result of a peak and an irreversible decline in world oil supplies. The study was produced by the Future Analysis department of the Bundeswehr Transformation Center, a branch of the German military. It was leaked in August, and its authenticity was confirmed last week by the German newspaper Der Spiegel. The study states that …