The causes of the Financial Crisis 2008

How did the financial crisis arise? What factors triggered the housing bubble? Who is responsible for the financial crisis?
Some data and explanations were taken from the following sources:
- Machinea, J. (2009). La crisis financiera internacional: su naturaleza. Revista Cepal 97. Abril 2009, p. 33 - 56.
- Zurita, J; Rodríguez, F; Martínez, J. (2009). La crisis financiera y económica del 2008. Origen y consecuencias en los Estados Unidos y México. El Cotidiano, Septiembre-Octubre, 17-27.
ECLAC Magazine 97. April 2009, p. 33 - 56.
- Zurita, J; Rodríguez, F; Martínez, J. (2009). The financial and economic crisis of 2008. Origin and consequences in the United States and Mexico. El Cotidiano, September-October, 17-27.
Music:
Pilots Of Stone by Audionautix is licensed under the Creative Commons Attribution License (creativecommons.org/licenses/...)
Artist: audionautix.com/