http://www.bloomberg.com/news/2012-09-20/brokers-need-more-discipline-to-avoid-trading-errors-finra-says.html

http://blogs.wsj.com/marketbeat/2012/09/20/traders-watch-vix-lows-with-wary-eye/

http://in.reuters.com/article/2012/09/20/idINL1E8KKCWT20120920

http://online.barrons.com/article/SB50001424053111904706204578008293672658064.html?mod=BOL_columnist_latest_col_art

http://www.reuters.com/article/2012/09/20/derivatives-regulation-changes-idUSL5E8KK3P820120920?feedType=RSS&feedName=governmentFilingsNews&rpc=43

http://www.bloomberg.com/news/2012-09-20/u-s-stock-options-with-biggest-changes-in-implied-volatility.html?cmpid=yhoo

http://www.marketwatch.com/story/top-futures-exchanges-agree-to-algo-testing-rules-2012-09-20?siteid=rss

http://seekingalpha.com/article/878181-now-that-fear-has-subsided-how-to-play-volatility-using-vix-options-and-etps

http://investorplace.com/2012/09/covered-call-cirrus-logic-inc-crus/

http://blogs.wsj.com/marketbeat/2012/09/19/dont-blame-hedge-funds-for-financial-crisis-study-says/

http://online.wsj.com/article/SB10000872396390444032404578005713380725542.html?mod=googlenews_wsj

http://www.bloomberg.com/news/2012-09-19/ex-cme-group-software-engineer-admits-secrets-theft-u-s-says.html