%0 Journal Article %T LĄŻefficacit¨Ś ¨Śconomique du mode dĄŻallocation des ressources naturelles %A Hung %A Nguyen %J - %D 1975 %R https://doi.org/10.7202/800630ar %X In this paper, the decentralized economic allocation of a common property resource is fully characterized in a dynamic framework. Because of the externalities involved, this mode of allocation is shown to be inefficient. The extent and the causes of this inefficiency are discussed, with special emphasis on a kind of externality herein called the "appropriability". Finally, economic policies involving taxation, subsidy and user charge which purpose to bring about the social optimum are pointed out %U https://www.erudit.org/en/journals/ae/1975-v51-n3-ae3132/800630ar/