1000 resultados para Oceanography and state


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Small Island Developing States (SIDS) are very different to other developing countries. Relative to GDP they have the highest levels of foreign trade and aid receipts of all developing countries. Remittances from abroad are a far more important source of income for SIDS, and some depend very heavily on export revenues. The quality of governance varies tremendously among SIDS, they are over-represented among countries classified as fragile states and many are prone to state failure. These and other factors combine to make SIDS highly vulnerable to external economic shocks. Achieving development in SIDS is as a consequence an especially complex task that requires an understanding of the roles played by aid, trade, remittances and governance in these countries. This paper looks at these issues, along with providing various stylised facts about SIDS. In so doing it serves as a background and broad contextual setting for the papers that follow in this Special Issue on 'Fragility and Development in Small Island Developing States'.

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This thesis examines the definition of “Revolution” in Cuba, exploring the political and social system that is associated with what people in Cuba call “the Revolution”, and placing special emphasis on people’s daily experiences of such systems. Through an analysis of organic movements of urban agriculture, alternative therapies emerging within the framework of a state-centred biomedical health system, and emigration this thesis aims to understand the lived experience of the Cuban Revolution

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Teachers’ personality types are reflected in their classroom practices.  Personality type shows in the development of a teaching philosophy and what role the teacher plays in the classroom.  While research is showing a high frequency of particular personality types in the teaching profession, we are interested in looking within the profession to see whether particular personality types are attracted to particular educational environments, in this case Catholic Primary schools and State Primary schools.  

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The purpose of this study is to prove the convergence of the simultaneous estimation of the optical flow and object state (SEOS) method. The SEOS method utilizes dynamic object parameter information when calculating optical flow in tracking a moving object within a video stream. Optical flow estimation for the SEOS method requires the minimization of an error function containing the object's physical parameter data. When this function is discretized, the Euler-Lagrange equations form a system of linear equations. The system is arranged such that its property matrix is positive definite symmetric, proving the convergence of the Gauss-Seidel iterative methods. The system of linear equations produced by SEOS can alternatively be resolved by Jacobi iterative schemes. The positive definite symmetric property is not sufficient for Jacobi convergence. The convergence of SEOS for a block diagonal Jacobi is proved by analysing the Euclidean norm of the Jacobi matrix. In this paper, we also investigate the use of SEOS for tracking individual objects within a video sequence. The illustrations provided show the effectiveness of SEOS for localizing objects within a video sequence and generating optical flow results.

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We examine oligopoly models of vertical product differentiation in which producing firms face variable costs of quality development. We show that comparing to private oligopoly, mixed oligopoly – whereby state-owned enterprises (SOEs) and private firms coexist – enhances social welfare but reduces firms' profitability. We also demonstrate that Bertrand competition makes firms better off under mixed oligopoly but it makes firms worse off under private oligopoly compared with Cournot competition. These findings help to justify both the existence of SOEs and the efficiency of SOEs and private firms in mixed markets in transitional economies.

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The representation of the relationship between parent and child, the moral cornerstone of Chinese society, is uniquely influential in Chinese children’s literature. After an extended period of almost two thousand years during which depictions of this relationship were static and unchanging, the beginning of the twentieth century ushered in a dynamic series of changes which responded to political needs. In this study we focus on these changes, examining four distinctive periods: the pre-modern dynastic period until 1911; the Republican and Nationalist phase from 1911 to 1949; the phase of Mao’s socialism from 1949 to 1976; and the post-Mao phase from 1976 to 2000.

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Due to the increasing world energy demand, renewable energy systems have been significantly applied in the power generation sector. Among the renewable energy options, photovoltaic system is one of the most popular resources which has been experiencing a huge attention during recent decades. The remarkable advantages, such as static and movement free characteristics, low maintenance costs, and longevity are the primary factors for the popularity of solar generation in the late years. Nevertheless, the low PV conversion efficiency in one side and high PV material cost in the other side have made PV generation comparably expensive system. Consequently, a capable maximum power point tracking (MPPT) is all important to elicit the maximum energy from the production of PV systems. Different researches have been conducted to design a fast, simple and robust MPPT technique under uniform conditions. However, due to the series and parallel connection of PV modules and according to the use of bypass diodes, in the structure of PV modules, a conventional techniques are unable to track a true MPP. Recently, several studies have been undertaken to modify these conventional methods and enable them to track the global MPP under rapidly changing environments and partial shading (PS) conditions. This report concentrates on the state of the art of these methods and their evolution to apply under PS conditions. The recent developments and modifications are analyzed through a comparison based on design complexity, cost, speed and the ability to track the MPP under rapid environmental variations and PS conditions.

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The reproductive choices available to women, and the consequences of those choices, exist within the broader policy context whereby policy is influenced by pervasive ideologies of women’s roles in society and the family. Women’s reproductive rights and their resulting consequences are governed by policy at the federal and state/territory levels within Australia yet little is known about the number or scope of these policies. This study aimed to systematically search and map Australian policy to identify the number and scope of policies governing women’s reproductive choices and their consequences, including how policy interprets the role of women in society through their reproductive choices. The systematic search identified 147 Australian policies in 2013. The mapping of the policies identified common themes that drive policy agenda impacting women’s reproductive choices, including those where the focus is promoting motherhood and/or children, providing economic incentives, regulating reproduction, or a broader health focus. These policy agendas simultaneously construct and are shaped by the context in which women’s reproductive choices and impacts occur. Women’s reproductive choices are highly politicised and regulated, impacting women’s position within society.

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This article explains why the existence of state owned financial institutions makes it more difficult for a country to balance its budget. We show that states can use their financiaI institutions to transfer their deficits to the federal govemment. As a result, there is a bias towards Iarge deficits and high inflation rates. Our model also predicts that state owned financiaI institutions should underperform the market, mainly because they concentrate their portfolios on non-performing loans to their own shareholders, that is, the states. Brazil and Argentina are two countries with a history of high inflation that confirm our predictions .