Teach me how to do economic valuation of upstream projects

In this project, I am seeking an expert who can teach me how to conduct economic valuations of upstream projects, with a focus on the oil and gas industry. As a beginner in this field, I prefer written materials as my preferred learning format. The ideal freelancer for this job should possess the following skills and experience: - A strong background in economic valuation - In-depth knowledge of the oil and gas industry - Experience in teaching or training others in this field - Ability to provide clear and concise written materials that are easy to understand for beginners - Strong communication skills and the ability to answer any questions I may have along the way. Overall, I am looking for someone who can help me gain a solid understanding of economic valuation in the context of upstream projects, with a focus on the oil and gas industry. You wish to share an existing model in excel and a guide on how to use it.