نتایج جستجو برای: efficiency change

تعداد نتایج: 960545  

2009
Tomas Kögel Xueqin Zhu

To justify substantial carbon emission reductions, recent literature on cost-benefit analysis of climate change suggests discounting environmental quality at a lower discount rate than the standard consumption discount rate. Recent literature also shows that a theoretical foundation for such a lower environmental discount rate requires rising willingness-to-pay for environmental quality (WTP). ...

2012
Gunter Stephan Oliver Schenker

This paper has three messages mainly, which are observed in a simple model of climate change, international trade and regional adaptation. First, trade can be viewed as a kind of adaptation to climate change and variability, as trade can help to reduce direct impacts of global climate change on a region’s welfare. In particular, the less affected and the richer nations are, the more they can pr...

2012
Oliver Schenker Gunter Stephan

This paper analyses the interplay between international trade, regional adaptation and Northto-South transfers for funding adaptation within the framework of a dynamic computable general equilibrium model, where impacts of climate change depend on changes in precipitation and temperature. If all regions, even the least developed ones, own the necessary resources for adapting optimally to climat...

Journal: :Waste management 2015
Stephen Burnley Terry Coleman Adam Peirce

A life cycle assessment was carried out to assess a selection of the factors influencing the environmental impacts and benefits of incinerating the fraction of municipal waste remaining after source-separation for reuse, recycling, composting or anaerobic digestion. The factors investigated were the extent of any metal and aggregate recovery from the bottom ash, the thermal efficiency of the pr...

2003
Enrico Magli Massimo Mancin Luca Merello

We study the problem of compression of videosurveillance sequences collected by a wireless sensor network. In particular, we propose a low-complexity coding framework based on change detection and JPEG-like compression of regions of interest, along with a suitable low-complexity change detection algorithm. We show that on typical videosurveillance sequences the performance of the proposed compr...

2010
Alexia Briassouli Yiannis Kompatsiaris

Research on temporal textures has concerned mainly modeling, synthesis and detection, but not finding changes between different temporal textures. Shot change detection, based on appearance, has received much research attention, but detection of changes between temporal textures has not been addressed sufficiently. Successive temporal textures in a video often have a similar appearance but diff...

2017

Vegetation models can be used to assess the impacts of climate change on future food production (i.e. farming). However, vegetation models are computationally expensive to run and to account for the uncertainty in future climate scenarios the models should, ideally, be run using as many different scenarios as possible. One way of reducing the computational cost of this procedure is to fit a sta...

2016
Elena G. Irwin Sathya Gopalakrishnan Alan Randall

Growing concerns over climate change and the potential for large damages due to non-linear processes underscore the need for meaningful sustainability assessment of an economy. Economists have developed rigorous approaches to conceptualizing sustainability based on the paradigm of weak sustainability, which assumes infinite substitution between manufactured and natural capital stocks. In contra...

2012
RUHUL A. SALIM

Inflows of foreign direct investment generate externalities that spill over to domestic firms and raise their productivity. This article examines the extent of spillover effects of foreign direct investment for firms in the highly disaggregated garment (ISIC 3221) and electronics industries (ISIC 3832) in Indonesia. Both are export-intensive industries, but differ greatly in technological sophi...

Journal: :international journal of industrial mathematics 2015
m. fallah ‎jelodar m. sanei s. mamizadeh-‎chatghayeh‎

the performance of a supply chain can be evaluated in either a cross-sectional or a time series manner, and data envelopment analysis is a useful method for both types of evaluation. in this paper we develop an index and indicator of productivity change that can be used with radial and non-radial models for supply chain malmquist index. the supply chain malmquist productivity index (scmpi) can ...

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