During history different kind of economic systems have been used, and we have now in our modern times found one which is until what we know the most effective in being managed, but also keeping up with the enormous economical growth.

It is that managing part which is the most important part, and you can see it fall apart the moment it does not happen. Like with corruption, bubbles, internal trading/communication and monopolies.

Economists all over the world are always trying to find improvements to the current model, or are even trying to create a new model. But a new model would require a mass transition which certainly not everybody would want or be prepared for