the analyze of petroleum contracts demonstrate that in respect to the intensity of the cooperation between the state company and oil companies, we could find the different evaluative categories of the contracts on upstream oil industry.historically, the first generation of the petroleum contracts was the concession agreement in which the transferring of ownership was the base. the license agree...

today, the issue concerning the conferment of the whole or a part of the material rights belonging to the author and the related contracts is of special importance, to the extent that in some legal systems, such as the french, various specific contracts, like the publication contract, special provisions and regulations have been devised for it. whereas, no special rules concerning the above-men...

F iscal regime is one of the main differences between petroleum contracts. Fiscal regimes in oil contracts are divided to two main categories namely Concessionary and Contractual Systems. In contractual systems, the main difference between service and production sharing contracts is the way of compensation of contractor services which could be in cash or in kind. In production sharin...

Nowadays customer attrition is increasingly serious in commercial banks. To combat this problem roundly, mining customer evaluation texts is as important as mining customer structured data. In order to extract hidden information from customer evaluations, Textual Feature Selection, Classification and Association Rule Mining are necessary techniques. This paper presents all three techniques by u...