An Open Letter to Paul Krugman

Interesting article, An Open Letter to Paul Krugman
http://www.huffingtonpost.com/david-k-levine/an-open-letter-to-paul-kr_b_289768.html

SCM

I found an easy explanation of SCM (Supply Chain Management ) concept. Here is the link
http://www.economist.com/business/management/displaystory.cfm?story_id=13432670&Fsrc=mgttkgnwl