As an essential resource in the process of national economic development, oil and gas has a very important strategic position. non-renewable resource, various countries regions attach great importance to development use resources. Generally, resources are buried deep underground most critical geological exploration. Reservoir is work, involves lot professional content, if not reasonable, there ...

ABSTRACT- To investigate the effect of draught stress on water relations, stomatal density, chlorophyll content and yield of rapeseed, an experiment was done with four levels of drought stress including L1 (Field Capacity, FC), L2 (70% Available Water Content, AWC), L3 (50% AWC), and L4 (30% AWC), within three growth stages- including stem elongation (T1), onset of flowering (T2) and silique fo...

Abstract A decision to invest in the development of an oil reserve requires an in-depth analysis of several uncertainty factors. Such factors may involve either technical uncertainties related to the size and economic quality of the reserve, or market uncertainties. When a great number of investment alternatives are involved, the task of selecting the best alternative or a decision rule is very...

The average size of discovered petroleum reserves on the Norwegian continental shelf has declined steadily over the last years. As a consequence, the fields have become economically more marginal, and new and flexible development strategies are required. This paper describes a stochastic dynamic programming model for project evaluation under uncertainty, where emphasis is put on flexibility and...

Osmel Manzano May 2000. Tax Effects upon Oil Field Development in Venezuela. Important reforms have been made to the oil sector tax code in Venezuela. Given its diversity of oil resources, there was a concern that some resources were not being exploited because of the structure of the tax code. This paper uses traditional theoretical models to review these reforms. Then, a panel of 821 Venezuel...