the present study has objectively investigated and reviewed 164 managers, employees and workers of tuka steel investment holding company (tsih co.) as one of the most successful companies in iran's steel industry. the survey approach has been adopted to serve the following purposes of this study: a) to define the prevailing organizational culture in steel industry; and b) to review alignment do...

leiomyoma of the esophagus is rare, but it is the commonest among the benigh tumors of the esophagus. among 95 cases of esophageal tumors, there was just 4 cases of leiomyoma (3 were females and 1 was male) and this is contrary to the reports already published. main symptoms of esophageal leiomyoma include: disphagia, pain and hematemesis from the above mentioned cases 1 tumor was in the thorac...

In this note, we compare two approaches for handling risk-variability features arising in discrete-time Markov decision processes: models with exponential utility functions and mean variance optimality models. Computational approaches for finding optimal decision with respect to the optimality criteria mentioned above are presented and analytical results showing connections between the above op...