نتایج جستجو برای: q48

تعداد نتایج: 99  

2014
Stephen P. Holland Erin T. Mansur Nicholas Z. Muller Andrew J. Yates

Electric vehicles offer the promise of reduced environmental externalities relative to their gasoline counterparts. We determine the spatial heterogeneity in these externalities and evaluate several spatially-differentiated policies to correct them. To do this, we combine a discrete-choice model of new vehicle purchases, an econometric analysis of the electric power industry, and the AP2 air po...

2010
Ralf Martin

At present the USA is in per capita terms the top greenhouse gas polluter among the world’s major economies. This is mirrored by the high energy intensity of all sectors of the US economy including manufacturing industries. A potential explanation for the higher energy intensity are lower US energy price levels. However, common price elasticity estimates are not high enough to explain the obser...

2008
Andre Gsponer

Lambek’s unified classification of the elementary interaction-quanta of the “Standard model” is formulated in terms of the 24 units of the integerquaternion ring, i.e., the tetrahedral group Q24. An extension of Lambek’s scheme to the octahedral group Q48 may enable to take all three generations of leptons and quarks into account, as well as to provide a quantitative explanation for flavor-mixi...

Journal: :international economics studies 0
charles harvie issa ali

â â â â  libya experienced a substantial increase in oil revenue as a result of increased oil prices during the period of the late 1970s and early 1980s, and again after 2000. recent increases in oil production and the price of oil, and their positive and negative macroeconomic impacts upon key macroeconomic variables, are of considerable contemporary importance to an oil dependent economy such...

1999
Zbigniew Adamczyk Paweł Weronski Z. Adamczyk P. Weronski

Implications of the DLVO theory for problems associated with colloid particle adsorption and deposition at solidrliquid interfaces were reviewed. The electrostatic interactions Ž . between two planar double-layers described by the classical Poisson]Boltzmann PB equation were first discussed. Then, the approximate models for calculating interactions of Ž . curved interfaces e.g. spheres were exp...

2008
Manuel Frondel Nolan Ritter Christoph M. Schmidt Thomas K. Bauer

This article demonstrates that the large feed-in tariffs currently guaranteed for solar electricity in Germany constitute a subsidization regime that, if extended to 2020, threatens to reach a level comparable to that of German hard coal production, a notoriously outstanding example of misguided political intervention. Yet, as a consequence of the coexistence of the German Renewable Energy Sour...

2007
Weiqi Tang Libo Wu

A considerable body of economic literature shows the adverse economic impacts of oil-price shocks for the developed economies. However, there has been a lack of empirical study of this kind on China and other developing countries. This paper attempts to fill this gap by answering how and to what extent oil-price shocks impact China’s economy, emphasizing on the price transmission mechanisms. To...

2018
Steven Sexton Justin Kirkpatrick Bobby Harris Nicholas Muller

The environmental benefits of solar electricity generating capacity vary across the U.S. according to solar irradiance, weather, conventional generation fleets, grid characteristics, and population. Though the 1.1 million distributed solar generation systems installed in the U.S are incentivized by local, state and federal programs, virtually none of these varies subsidies according to expected...

2015
Yanming Sun

In recent years, aiming to reduce the Greenhouse Gas pollution and promote energy efficiency and conservation among consumers’ energy use, price policies and price changes derived from environmental regulations have played a more important role. In this paper, using the most recent annual state-level panel data for 48 states, I estimate a dynamic partial adjustment model for electricity demand ...

2013
H. Ron Chan Harrison Fell Ian Lange Shanjun Li

We investigate the impacts of electricity market restructuring on fuel effciency, utilization and, new to this area, cost of coal purchases among coal-fired power plants using a panel data set from 1991 to 2005. Our study focuses exclusively on coal-fired power plants and uses panel data covering several years after implementation of restructuring. The estimation compares how investor-owned (IO...

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