Prices, freely arrived at, are the greatest communication tool invented by man.
The process of price discovery in the market is one that brings people together in a manner that breaks down barriers standing in the way of a cooperative, civil society. Price discovery enhances cooperation.
Profit and loss (success and failure) ensures that resources are best utilized, and utilized by those who demonstrate the ability of good stewardship. Profit and loss is the best tool for conservation of resources.
Every government dictate, action, and regulation disrupts these mechanisms, thereby diminishing cooperative communication, civil society, and conservation of resources.