منابع مشابه
The Future of the Hydrogen Economy : Bright or Bleak ?
In the past, many have considered the production and use of hydrogen, assuming that it is just another gaseous fuel and can be handled much like natural gas in today’s energy economy. With this study we present an analysis of the energy required to operate an elemental hydrogen economy, with particular reference to road transport. High-grade electricity from renewable or nuclear sources is need...
متن کاملFuture Outlook and Challenges for Pakistan’s Economy
Accomplishments Made So Far: There is a general agreement both within and outside Pakistan that there has been a remarkable turnaround in the economy during the last five years. What are the main accomplishments that have laid the foundations for sustainable growth and poverty reduction in the future? I would list at least eight such factors that have made a significant positive difference in t...
متن کاملA Monthly Volatility Index for the Us Economy
We estimate the monthly volatility of the US economy from 1968 to 2006 by extending the coincident index model of Stock and Watson (1991). Our volatility index, which we call VOLINX, has four applications. First, it sheds light on the Great Moderation. VOLINX captures the decrease in the volatility in the mid-80s as well as the different episodes of stress over the sample period. In the 70s and...
متن کاملCollin Bleak
My research primarily uses close analysis of the dynamics of a group or semigroup action on a space to discern properties of the group or semigroup. In particular, I am primarily interested in groups of automorphisms of a space and in semigroups of endomorphisms of a space. Supporting this, I have a secondary focus on topological and symbolic dynamics, which itself has lead me to an interest in...
متن کاملThe Costs of Kyoto for the US Economy
The high costs for the US economy of mitigating climate change have been cited by the Bush administration as one of the reasons for rejecting US ratification of the Kyoto Protocol. A range of cost estimates are assessed in the IPCC’s recent report (2001), but they are hedged with so many qualifications that it is not easy to reach useful conclusions. This paper organises some of the quantitativ...
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ژورنال
عنوان ژورنال: Quarterly Review
سال: 1991
ISSN: 0271-5287
DOI: 10.21034/qr.1542