Patrons, Clients and Friends: Interpersonal Relations and the Structure of Trust in SocietyThe form of social relations described by the terms 'patronage' and 'patron client relations' is of central concern to sociologists, anthropologists and political scientists today. Characterised by its voluntary and highly personal but often fully institutionalised nature, it is a type of behaviour found in almost every human society. It touches upon basic aspects of the construction and regulation of social order and is therefore closely connected to