Wall Street has been hailed and reviled over the years. Wall Street is essential when it comes to raising capital for the new companies at cheap rates. The recent case is that of Ali Baba IPO that raised more than $25 Billion. This is cheap financing as compared to getting a loan from a bank. Wall Street is very good at raising cheap financing for new companies. However on the other side are the fat cats that sit on Wall Street and regularly milk the small investors and traders with their market manipulations. You should watch this 3 hour documentary on Wall Street The Biggest Con Jon In World History that explains how this market manipulation works practically. This video explains how the recent stock market crash took place.