Write a review of the article When Safe Proved Risky: Commercial Paper during the Financial Crisis of 2007- 2009 by Marcin Kacperczyk and Philipp Schnabl http://pages.stern.nyu.edu/~sternfin/pschnabl/kacperczyk_schnabl.pdf In your own words, explain the key points that the author was trying to communicate. Your review should be at least one page not counting the title or reference pages.