935 resultados para ECONOMIC ASPECTS
Resumo:
Introduction. Since the 25th of January 2011 revolution the Egyptian economy has been suffering on all fronts. Almost all the economic indicators have been pointing towards a deteriorating situation, and in many cases have reached the trough. Yet, the economy is still surviving. This is mainly due to the unprecedented support of some of Arab Gulf countries, whose unconditional aid has helped to mitigate the deteriorating economic conditions. The economic challenges facing Egypt have been exacerbated after the 20th of January revolution mainly because of the deteriorating political and security conditions which have interrupted the functioning of the economy. Yet, this is not to say that revolution has caused these challenges. In fact, the challenges that the Egyptian has been facing have deep roots in its socio-political-economic context, which this paper aims to explain. The revolution and its aftermath have brought to the forefront challenges which have always been mitigated by short-term solutions that never dealt seriously with their roots. Moreover, the revolution has brought additional problems associated with the macroeconomic imbalances. As a result, the challenges became more complex especially in light of the need to balance the social and economic aspects. The paper proceeds as follows; in section one we pinpoint the main challenges faced by Egypt where we identify the symptoms and causes of such challenges. In section two we discuss the roots of such challenges. Finally, we conclude and provide our understanding of how Egypt is expected to face its challenges in the near future.
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Unlike some previous EU enlargements (e.g. with the UK and with Spain/Portugal) the present EU enlargement to Central Europe has not prompted much, let alone a fierce, debate about the external dimension. This BEEP briefing discusses the main economic aspects of the external dimension, in particular whether there is a threat of (how much) trade diversion. Attention is paid to the three main topics of interest for third countries: industrial trade effects, impact on FDI and agricultural trade effects. Agriculture is arguably the most sensitive of the three, given the very high CAP border protection, and although large-scale trade diversion may eventually occur under certain scenarios (such as an unreformed CAP), these fears are greatly exaggerated in the short to medium term (5-7 years): the time frame considered is therefore all-important. This conclusion becomes less surprising if one takes a closer look at the current sorry state of agriculture in the CEECs. Separate sections treat the somewhat sensitive subject of U.S.-CEEC Bilateral Investment Treaties, as well as the longterm development perspective, which addresses the prospects for catch-up growth by the accession countries. In the end, non-European stakeholders in the accession process will greatly benefit from sustained catch-up growth by the CEECs, which are locking-in deep reforms due to EU accession.
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The EU began railway reform in earnest around the turn of the century. Two ‘railway packages’ have meanwhile been adopted amounting to a series of directives and a third package has been proposed. A range of complementary initiatives has been undertaken or is underway. This BEEP Briefing inspects the main economic aspects of EU rail reform. After highlighting the dramatic loss of market share of rail since the 1960s, the case for reform is argued to rest on three arguments: the need for greater competitiveness of rail, promoting the (market driven) diversion of road haulage to rail as a step towards sustainable mobility in Europe, and an end to the disproportional claims on public budgets of Member States. The core of the paper deals respectively with market failures in rail and in the internal market for rail services; the complex economic issues underlying vertical separation (unbundling) and pricing options; and the methods, potential and problems of introducing competition in rail freight and in passenger services. Market failures in the rail sector are several (natural monopoly, economies of density, safety and asymmetries of information), exacerbated by no less than 7 technical and legal barriers precluding the practical operation of an internal rail market. The EU choice to opt for vertical unbundling (with benefits similar in nature as in other network industries e.g. preventing opaque cross-subsidisation and greater cost revelation) risks the emergence of considerable coordination costs. The adoption of marginal cost pricing is problematic on economic grounds (drawbacks include arbitrary cost allocation rules in the presence of large economies of scope and relatively large common costs; a non-optimal incentive system, holding back the growth of freight services; possibly anti-competitive effects of two-part tariffs). Without further detailed harmonisation, it may also lead to many different systems in Member States, causing even greater distortions. Insofar as freight could develop into a competitive market, a combination of Ramsey pricing (given the incentive for service providers to keep market share) and price ceilings based on stand-alone costs might be superior in terms of competition, market growth and regulatory oversight. The incipient cooperative approach for path coordination and allocation is welcome but likely to be seriously insufficient. The arguments to introduce competition, notably in freight, are valuable and many e.g. optimal cross-border services, quality differentiation as well as general quality improvement, larger scale for cost recovery and a decrease of rent seeking. Nevertheless, it is not correct to argue for the introduction of competition in rail tout court. It depends on the size of the market and on removing a host of barriers; it requires careful PSO definition and costing; also, coordination failures ought to be pre-empted. On the other hand, reform and competition cannot and should not be assessed in a static perspective. Conduct and cost structures will change with reform. Infrastructure and investment in technology are known to generate enormous potential for cost savings, especially when coupled with the EU interoperability programme. All this dynamism may well help to induce entry and further enlarge the (net) welfare gains from EU railway reform. The paper ends with a few pointers for the way forward in EU rail reform.
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The Eurasian Economic Union is undoubtedly the most comprehensive form of economic integration of the post-Soviet countries since the break-up of the Soviet Union. However, the way in which the integration process has been unfolding, as well as Russia’s aggressive policy over the last year, are indications that the EEU has become primarily a political project, and the importance of its economic aspects has eroded. This has triggered a change in the way Kazakhstan and Belarus treat the EEU. Initially, the two countries viewed integration as an opportunity for the development of genuine economic co-operation. However, Russia’s annexation of Crimea and the conflict in Ukraine have revealed the real significance of the EEU project – as a tool to reinforce Russian influence in the post-Soviet area and isolate the post-Soviet countries from the West and China. While the Kremlin presents the EEU as the Eurasian equivalent of the European Union, the project is in reality an imitation of integration. The reasons for this include the nature of the political systems in the participating countries, which are authoritarian, prone to instrumentalise law, and affected by systemic corruption; the aggressive policy that Russia has been pursuing over the last year; and Russia’s dominant role in defining the shape of the EEU. The EEU appears to be based on forceful integration, and is becoming less and less economically attractive for its member countries other than Russia. Moreover, it is clearly assuming a political dimension that those other member countries perceive as dangerous. For these reasons, its functioning will depend on the power and position of Russia. In the longer term it is likely that the other member states will try to ‘sham’ and delay closer integration within the EEU. This means that if Russia becomes politically and economically weaker, the EEU may evolve into an increasingly dysfunctional organisation – a development that will be reinforced by the low standards of legal culture in its member states and their reluctance to integrate. Should Russia’s power increase, the EEU will become an effective instrument of Russian dominance in the area of the former USSR.
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Carbon Capture and Storage (CCS) technologies provide a means to significantly reduce carbon emissions from the existing fleet of fossil-fired plants, and hence can facilitate a gradual transition from conventional to more sustainable sources of electric power. This is especially relevant for coal plants that have a CO2 emission rate that is roughly two times higher than that of natural gas plants. Of the different kinds of CCS technology available, post-combustion amine based CCS is the best developed and hence more suitable for retrofitting an existing coal plant. The high costs from operating CCS could be reduced by enabling flexible operation through amine storage or allowing partial capture of CO2 during high electricity prices. This flexibility is also found to improve the power plant’s ramp capability, enabling it to offset the intermittency of renewable power sources. This thesis proposes a solution to problems associated with two promising technologies for decarbonizing the electric power system: the high costs of the energy penalty of CCS, and the intermittency and non-dispatchability of wind power. It explores the economic and technical feasibility of a hybrid system consisting of a coal plant retrofitted with a post-combustion-amine based CCS system equipped with the option to perform partial capture or amine storage, and a co-located wind farm. A techno-economic assessment of the performance of the hybrid system is carried out both from the perspective of the stakeholders (utility owners, investors, etc.) as well as that of the power system operator.
In order to perform the assessment from the perspective of the facility owners (e.g., electric power utilities, independent power producers), an optimal design and operating strategy of the hybrid system is determined for both the amine storage and partial capture configurations. A linear optimization model is developed to determine the optimal component sizes for the hybrid system and capture rates while meeting constraints on annual average emission targets of CO2, and variability of the combined power output. Results indicate that there are economic benefits of flexible operation relative to conventional CCS, and demonstrate that the hybrid system could operate as an energy storage system: providing an effective pathway for wind power integration as well as a mechanism to mute the variability of intermittent wind power.
In order to assess the performance of the hybrid system from the perspective of the system operator, a modified Unit Commitment/ Economic Dispatch model is built to consider and represent the techno-economic aspects of operation of the hybrid system within a power grid. The hybrid system is found to be effective in helping the power system meet an average CO2 emissions limit equivalent to the CO2 emission rate of a state-of-the-art natural gas plant, and to reduce power system operation costs and number of instances and magnitude of energy and reserve scarcity.
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The purpose of this paper is to review selected socio-economic aspects of the Kyoga basin lakes with a view to assessing, the potehtials within the fishing communities for participatory management and poverty eradication. This paper is based on information obtained from three categories of activities. First a review of existing data and reports was undertaken to establish existing knowledge on the subject and identify the gaps.
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This report presents results from a study of the creative economy associated with the arts, design, crafts and related activities in South Carolina. As this report will show, these creative individuals and enterprises exert a strong impact on the state’s economic base. Like other drivers of the regional economy, this creative activity revolves around a cluster, or a set of interrelated industries, that thrive in tandem. Along with manufacturing and agriculture, the creative cluster is a catalyst for state and local economic development. The report presents results from an analysis of the South Carolina creative cluster based on 2008 data. For the first time, this report provides a comprehensive summary of the creative economic footprint in South Carolina.
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Sustainability encompasses the presence of three dimensions that must coexist simultaneously, namely the environmental, social, and economic ones. The economic and social dimensions are gaining the spotlight in recent years, especially within food systems. To assess social and economic impacts, indicators and tools play a fundamental role in contributing to the achievements of sustainability targets, although few of them have deepen the focus on social and economic impacts. Moreover, in a framework of citizen science and bottom-up approach for improving food systems, citizen play a key role in defying their priorities in terms of social and economic interventions. This research expands the knowledge of social and economic sustainability indicators within the food systems for robust policy insights and interventions. This work accomplishes the following objectives: 1) to define social and economic indicators within the supply chain with a stakeholder perspective, 2) to test social and economic sustainability indicators for future food systems engaging young generations. The first objective was accomplished through the development of a systematic literature review of 34 social sustainability tools, based on five food supply chain stages, namely production, processing, wholesale, retail, and consumer considering farmers, workers, consumers, and society as stakeholders. The second objective was achieved by defining and testing new food systems social and economic sustainability indicators through youth engagement for informed and robust policy insights, to provide policymakers suggestions that would incorporate young generations ones. Future food systems scenarios were evaluated by youth through focus groups, whose results were analyzed through NVivo and then through a survey with a wider platform. Conclusion addressed the main areas of policy interventions in terms of social and economic aspects of sustainable food systems youth pointed out as in need of interventions, spanning from food labelling reporting sustainable origins to better access to online food services.
Resumo:
A lei nº 11.241/2002 do estado de São Paulo proíbe a queima de cana-de-açúcar pré-colheita devido ao alto impacto que a fumaça desse processo causa na saúde coletiva e no meio ambiente. De modo gradativo, a previsão inicial era de que a proibição fosse efetiva em 2031. Posteriormente, acordo entre governo do Estado e União da Indústria de Cana-de-açúcar (Unica), estabeleceu redução do prazo para 2017. A cana-de-açúcar, quando não queimada, exige muito mais esforço dos cortadores, diminuindo a produtividade do corte manual em comparação às máquinas colheitadeiras. A ausência das queimadas traz benefícios à saúde e ao meio ambiente, no entanto, pouco ainda se sabe a respeito das consequências da mecanização para a mão de obra rural nos canaviais. Este artigo busca analisar esse quadro de incerteza sobre o que ocorrerá do ponto de vista dos cortadores de cana e o reconhecimento das consequências da lei em suas vidas. Durante a safra de cana de 2006, foram aplicados questionários a 40 cortadores de cana, de diferentes idades e gênero, no bairro Jardim América, em Macatuba-SP, em suas casas ou na rua. Perguntas qualitativas e quantitativas que abordavam temas socioeconômicos, de saúde, reconhecimento da lei e perspectivas de trabalho. Os entrevistados apresentaram um dilema entre o ar limpo e a perspectiva de trabalho. Muitos se apresentaram indecisos e sem incentivos a trabalhar em outros setores, apesar de grande parte gostar do local onde vive e se interessar por continuar a trabalhar na agricultura
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ste trabalho objetiva identificar a percepção dos gestores de controladoria de indústrias sobre os aspectos estratégicos e econômicos da decisão de bonificação em quantidade de produto. A premissa é que os resultados econômicos gerados pela decisão de desconto no preço e de bonificação em quantidade de produto são iguais, considerando a mesma quantidade de produto entregue ao cliente. Com base no banco de dados da FIPECAFI- FEA-USP, analisaram-se 91 questionários encaminhados a controllers atuantes em diversos setores. Os resultados revelam: 1) um número muito significativo de empresas da amostra selecionada adota a bonificação em produtos; 2) a área comercial é a principal responsável por essa decisão; e 3) identificação da percepção dos controllers sobre aspectos decisórios de bonificação em quantidade de produtos.
Resumo:
This work presents a thermoeconomic optimization methodology for the analysis and design of energy systems. This methodology involves economic aspects related to the exergy conception, in order to develop a tool to assist the equipment selection, operation mode choice as well as to optimize the thermal plants design. It also presents the concepts related to exergy in a general scope and in thermoeconomics which combines the thermal sciences principles (thermodynamics, heat transfer, and fluid mechanics) and the economic engineering in order to rationalize energy systems investment decisions, development and operation. Even in this paper, it develops a thermoeconomic methodology through the use of a simple mathematical model, involving thermodynamics parameters and costs evaluation, also defining the objective function as the exergetic production cost. The optimization problem evaluation is developed for two energy systems. First is applied to a steam compression refrigeration system and then to a cogeneration system using backpressure steam turbine. (C) 2010 Elsevier Ltd. All rights reserved.