Four Horsemen is a winning documentary , which explains  in simple way how the world really works. one of the most important aspects in this movie is the way it criticizes  the fractional reserve banking system. It shows the way this system destroy or will destroy the economy of the society who used it. These film it not only criticizes the actual banks system it also try to make understand people that the classical economics is the solution of the destruction its occurring in society.
 
This documentary shows that the principal problem in the fractional reserve banking system is that even though the big companies who loan money are earning a good profit , its not like a real success. All this money that this system is using is just imaginary money , money that doesn't exist. Many times this money can be taken or disappear . This Type of economics show that mostly all time when banks loan money they really loan money that they even don't have , si its money with out existence.

some problems that this system can bring to our life now or in a future is the elimination of loans , because they are not possible under a clean and effective system. the importance of contemplating this problems is that the faster we determine which is the problem and consequences it have using it the faster you can fix it.