I examine evidence for a recent acceleration in the impact of technological change in the extraction of oil and natural gas on OPEC, associated with hydraulic fracturing and horizontal drilling. I estimate world demand for and non OPEC supply of crude oil simultaneously, representing...

This paper introduces a newspaper article count index related to OPEC that rises in response to important OPEC meetings and events connected with OPEC production levels. I use this index to measure how interest in OPEC varies over time and investigate how oil price volatility behaves when the...

The study investigates the stock market efficiency of selected OPEC member countries within the context of random walk hypothesis and volatility approaches using monthly data on stock market indices from January, 2005 to April, 2016. Parametric (variance ratio: homoskedastic and heteroskedastic...

We show that OPEC's market power contributes to global warming by enabling producers of relatively expensive and dirty oil to start producing before OPEC reserves are depleted. We fully characterize the equilibrium of a cartel-fringe model and use a calibration to examine the importance of this...

The question is examined whether OPEC is in a position to collect a risk premium to effectively insure others against a macroeconomic downturn, which may, in turn, result from a rise in the price of crude oil. Contingent exchange is modeled such that parties whose consumption is elastic with...