Construction equipment is an important type of resources of heavy construction contractors. Since equipment breakdowns can cause project delays and significant financial losses, the contractors are eager to know those factors causing equipment failures directly or indirectly, related to equipment design, maintenance, and operations. Although Bayesian network can be used for diagnostic analysis ...

introduction: olanzapine (zyprexa) has become one of the most commonly prescribed atypical antipsychotic drug in iran, at least in part due to its low potential to cause extra-pyramidal side effects. case: a 54-year-old man, who was a known case of schizophrenia from 10 years ago and within the recent years, was under periodic medical treatment by antipsychotic drugs. conclusion: neurologists a...

The impact of virtual networks on economic activity and organizational affairs has long occupied the Information Systems (IS) academic community. Yet what has been paid less attention is the impact of networks on the way contemporary workers perceive themselves at work. Taking into account this gap in the literature, the paper aspires to bring forward issues referring to the implication of virt...

We examine the stock market reaction to inter-corporate (984 contractors and 575 contractees) and corporate-government (1963 contractors) contract announcements reported by Dow Jones between January 1, 1990 and December 31, 2000. Around contract announcement dates, we find statistically significant positive average abnormal return for contractors, but insignificant average abnormal returns for ...

construction plans are regarded as the basis of the economy in the society. any delays in the utilization of projects can cause to waste the investments and the loss of technical and economic justifications. in this paper, the barriers of on-time delivery in water projects will be scrutinized in mazandaran regional water company. so, the independent variables such as management obstacles, cultu...