The impact of the OPEC cartel on crude oil prices is the subject of considerable discussion in the literature but there is little analysis of what crude oil producing nations actually do. Regime shift tests, using U. S. Energy Information Administration monthly crude oil production data from...

The valuation of crude oil and gas reserves is a critical step in pricing crude oil and gas producing firms. This is of interest both to academics and practitioners who are called upon to value these firms. It is also of interest to regulators, particularly in their oversight of mergers and...