Ecision making and investment appraisals in oil and gas companies.

The aim of this paper is to review the literature on the decision making, decision making process and investment appraisals in OIL AND GAS COMPANIES. And mainly the find the GAP OF KNOWLEDGE within these topics to further carry out PhD research.

For the sources: I require the use of books and peer reviewed journal articles. I am attaching few journal articles that can be used but please add some books for more references. I do not have a limit for using reference but not less than 10.

Also I want to stress again that it is all about FINDING THE GAP OF KNOWLEDGE within the topic.

Thank you.