As Labor Day celebrates the contributions of workers to the U.S. economy, the stockmarket is reacting violently to the announcement that there are no new jobs available and unemployment remained high for August, signalling a probable extension to the recession.
Just why does is the stock market so volatile to announcements such as these? For a history of the Securities and Exchange Commission, and how it attempts to regulate the stock market and provide for a steady economy, see http://www.sec.gov/about/whatwedo.shtml
. The site also discusses how the agency and the investment industry are regulated.