Why is libertarianism so infallible?

Libertarianism is the inclusion of every sapient being into the decision making process and all that logically follows from that. Utilitarianism is the objective of ensuring the most happiness for all sapient beings and all that logically follows from that. Sometimes they compliment each other, other times they contradict.

Discuss.

Market forces are merely the application of the laws of supply and demand. Why are you so fearful of them? Because you do not supply any goods or services to the economy? Perhaps you should try working harder instead of whining harder!