نتایج جستجو برای: opec oil price

تعداد نتایج: 219067  

2002
Andrew Pickering

This paper considers the relationship between the extraction rates and remaining reserves of a nonrenewable resource. Under general conditions the derived extraction rule is firstly linear, and secondly exhibits a slope term common to all extractors regardless of pricing behaviour and costs whilst differences are captured by the intercept. Data from the world oil industry supports the hypothesi...

2001

This paper uses cointegration to evaluate long-run foreign exchange exposure. Since this technique requires exchange rates to be nonstationary, such that purchasing power parity does not hold in the long run, the analysis focuses on recent empirical findings suggesting that real exchange rates are nonstationary particularly because of oil price changes. Hence, the paper also estimates long-run ...

2015
Muhammad Usman Raja Mohsin Nawaz

This study examines the impact of oil price volatility on macroeconomic variables of the economy of Pakistan. We employed the Glosten, Jagannathan and Runkle (GJR) and Vector Autoregressive (VAR) models. The outcomes of the GJR model show the symmetric effect of oil price shock on conditional variance. Whereas Impulse Response Functions (IRFs) show the hostile effect on the employment and the o...

2008
Lean Yu Shouyang Wang Kin Keung Lai

In this study, an empirical mode decomposition (EMD) based neural network ensemble learning model is proposed for world crude oil spot price modeling and forecasting. For this purpose, the original crude oil spot price series were first decomposed into a finite and often small number of intrinsic mode functions (IMFs). Then the three-layer feed-forward neural network (FNN) model was used to mod...

Journal: :تحقیقات اقتصادی 0
esmaiel abounoori اقتصاد دانشگاه مازندران امیر خانعلی پور مدرس مدعو دانشگاه پیام نور- مرکز زنجان

sharp increase in oil price and the volatility in recent decades have attracted most researchers towards the field of energy. it seems not only the direct oil price, but also the uncertainty caused by the oil price volatility affect the raw oil supply. in this research the effect of oil price volatility on oil supply has been estimated using monthly time series data from january 1980 to septemb...

1999
Mark A. Hooker

This paper estimates the effects of oil price changes on U.S. inflation in a Phillips curve framework, allowing for some of the asymmetries, nonlinearities, and structural breaks that have been found in the literature on the real effects of oil price shocks. It finds that since around 1980, oil price changes seem to affect inflation only through their direct share in a price index, with little ...

2010
Leila Davis Francisco Martínez Emiliano Libman

Executive Summary This paper analyzes exchange rate regimes implemented by the major Latin American countries since the Second World War, with special attention to the period of the second globalization process beginning in the 1970s. A central argument is that exchange rate policy has played a significant role in shaping many of the macroeconomic outcomes observed during these decades. The cho...

The main purpose of this study is to investigate the relationship between Iran’s heavy crude oil price returns and volatility dependence using the Copula-based quantile model (CQM). CQM is an efficient tool for analyzing nonlinear time series models as it has no need for initial assumptions.  We use monthly data from January 1990 to December 2019. We use the Hadrick-Prescott filter to calculate...

The business cycles are one of the most important economic indicators that they show the changes in economic activities during time. The study of business cycles is important because the understanding fluctuations in GDP and effective factors on these fluctuations help policy makers to plan better and more efficient. The main purpose of this paper is to investigate the effects of oil price shoc...

2005

This paper studies Venezuelan economic performance from 1950 to 1998. We show that there exist wide divergences in many commonly used estimates of GDP growth and discuss the sources of those differences. We show that the choice of base year and linking techniques are crucial for the diagnosis of economic growth, and argue that the aggregate GDP and TFP growth numbers are distorted by cuts in oi...

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