at present, new tendencies in international commercial arbitration try to delocalize and gives more independence to arbitration, from national laws. the ultimate degree of this independency is demonstrated in lex mercatoria theory. in recent years this theory has been gone beyond the frontiers of pure theory and entered into the national laws of some countries such as netherlands, france and in...

Ecological surprises, substantial and unanticipated changes in the abundance of one or more species that result from previously unsuspected processes, are a common outcome of both experiments and observations in community and population ecology. Here, we give examples of such surprises along with the results of a survey of well-established field ecologists, most of whom have encountered one or ...