How does each of the following relate to the financial crisis of 2007-2008: declines in real estate values, subprime mortgage loans, mortgage-backed securities, AIG.

. What are the major categories of firms that make up the U.S. financial services industry? Are there more or fewer banks today than before the start of the financial crisis of 2007-2008? Why are the lines between the categories of financial firms even more blurred than they were before the crisis? How did the Wall Street Reform and Consumer Protection Act of 2010 try to address some of the problems that helped cause the crisis?