The architecture of the firm involves determination of a boundary that encompasses the functions managed by thefirm. The past decade has seen substantial reorganization of firms where vertical or horizontal integration has beenunbundled into weaker forms of collaborations including value chains...

D'Elia and Piccolo (2005) have recently proposed a mixture distribution, named CUB, for ordinal data. The use ofsuch a mixture distribution for modelling ratings is justified by the following consideration: the judgment that asubject expresses is the result of two components, uncertainty and...