(1) For the situation of zero exchange costs, regardless of how the privileges are at first dispensed, dealings between the gatherings will prompt the Pareto ideal assignment of assets; (2) For the situation of non-zero exchange costs, various freedoms designation definitions will prompt different asset portions; (3) Because of the presence of exchange costs, various privileges definitions and distributions will achieve asset allotment with various advantages. In this way, the foundation of the property privileges framework is the reason for streamlining asset assignment (to Pareto ideal)