The construction of multivariate distributions is an active field of research in theoretical and applied statistics. In this paper some recent developments in this field are reviewed. Specifically, we study and review the following set of methods: (a) Construction of multivariate distributions based on order statistics, (b) Methods based on mixtures, (c) Conditionally specified distributions, (...

hans kelsen is one of the most famous legal philosophers in the entire world that his legal thoughts have always been drawing attention and critics. pure theory of law, unity of law system and logic of law system are his the most famous theories . in this article, we put forward these theories and challenge them.

Background One of the requirements of the Osun State smoke-free legislation is to ensure smoke-free enclosed and partially enclosed workplaces. This survey was conducted to assess the knowledge and attitude of workers in indoor bars, beer parlors and discotheques to smoke-free legislation in general and the Osun State smoke-free law in particular.   Methods A convenience sampling of 36 hospital...

the good faith, on one hand, is a familiar word and, on the other hand, is a complicated concept that there is no specified definition for it in the legal field. this ethical institution which has been recommended permanently by the divine friends, nowadays, plays essential role in the positive law. in english law, although some authors accept the good faith in the performance of contracts as a...

iranian oil buy back contract is a kind of service contract that foreign party carries out all operations in development or reconstruction of oil or gas field with its costs. in return, national iranian oil company obliges to compensate contractor all capital or non-capital costs necesserly by produced oil or gas from the same field. the energy charter treaty as the most perfect international t...