Where are you calling from? <a href=" http://www.indoorutrecht.nl/index.php/sildenafil-revatio-bula.pdf ">revatio sales 2012</a> He's right, of course. Banking in the United States has become extraordinarily concentrated. Waves of change have swept over financial services throughout the era of deregulation, primarily resulting in an economy skewed toward extraction of value by financial institutions. The financial crisis was actually the culmination of the process of concentration, as Lehman evaporated and Bear Stearns and Merrill Lynch were absorbed into JP Morgan Chase and Bank of America respectively. Well over half of all bank assets are now held by just five banks.