Purpose: The purpose of this study is to investigate the effect of organizational goal ambiguity (OGA) on public service motivation (PSM) considering the mediating role of job satisfaction (JS), performance appraisal (PA) and perceived organizational fairness (POF) in the Iranian public sector....

The challenges posed by a highly competitive new Century propose a model of nation - state based on giving priority to the pursuit of the knowledge management’s advantage......

At first there are shown a few advantages of the on-demand model, compared to the traditional on-premise model. we are going to compare these two models and their advantages and benefits and their features then you yourself will choose the best model, you know in installing every Customer...