The subprime crisis has started hurting not only the U.S. economy but also the worldwide economy and has not made its entire appearance yet. This invisible fear tumbled the worldwide stock market in mid of August 2007 and came again in late November. It has not been figured out how big its impact and how long will it take to overcome it, though many economist and financial firms have been working on figuring out them. We would like look into this crisis from ethical viewpoint.
Since the subprime crisis is complicated and somewhat systematic crisis, it is very important to understand the subprime market related to financial systems to identify who involved in the system, what kind of roles they took, how the crisis happened, what kind of ethical issues each party had, why we could not prevent it, and how we will be able to prevent similar crisis in future. After clarify these point, we look into the crisis from ethical view point.
Good old days
Until mid 1980, the loan system was simple and straight forward. Borrowers borrowed money from financial firms such as banks and loan lenders and paid for the capital and the interest periodically until they finish repaying all borrowed money. The financial firms lent the money from their assets that gathered as deposits and savings, and took the capital risks such as default. Financial firms clearly understood total loan amount and controlled the capital risks. There were clear limitations of total loan amount, since they depended on the financial firms' assets. To minimize the capital risks, financial firms required at least 10% to 20% of down payment to borrowers and checked their financial back ground thoroughly.
Current complicated system
In mid of 80s, it became obvious that growth of loan demand ...