5,934 research outputs found

    The new architecture of economies' typology within the globalization context

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    Over viewing the most recently evolutions throughout global economy, we can easily conceive that the collateral effects of economical globalization and market integration, represents the main issues debated in specialized professional or political circles. The first step toward regain the global markets functionality is to review as a sine-qua-non condition, the institutional and functional structure of financial system and global economy system as well. In such context, this paperwork is meant to propose a new architecture of economies’ typology, reflecting in fact the most recently particularities of markets’ function. The criteria took under consideration has been the relevancy related to commercial and financial flows. Even the parameters presented here are quite abstracts in lack of detailed statistical data are important to reflect the new causality tied between economies in the new context of globalization.monetary system, global economy

    Functional overview of financial crises development and propagation

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    The U.S. sub-prime crise developed in the last few months as a dangerous syncope for the entire international financial system, recall for the rethinking of market functionality, revealing the international institutional weakness in financial system supervision on global scale. The mortgage volatility induced by the international dereglementation and derivates contemporary burst, correlated with a relaxed supervision framework, transformed progressively the credit market into a system “bubble”, making possible the distortion of real estates values toward those levels forced by creditors. Throughout a weakness chain, many financial institutions, determined by a savage competition on this sector, left away the prudence and borrowed money from different investors, guarantying the long terms transactions, with short time derivates from speculative short-term market, supplying the bubble. In this context, the paperwork is meant to recall for reinventing the risks models, so that the crises to be anticipated earlier than its development moment.globalization, financial crise, global economy, monetary system, international management

    An overview of the new architecture for the international monetary system

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    The new architecture of the international monetary-financial system is determined by the evolution of the economics, socials, culture and contemporary policies. The reorganization of the monetary-financial system’s institutional and functional formulas is not possible against trimming the intervention according to all the attempts regarding defining the new equation of the global equilibrium. The International Monetary Fund and the World Bank represent only a parcel of the institutional system with universal vocation. Its role is to watch over the monetary-financial dimension and it has direct responsibilities regarding formulating certain policies and coherent strategies meant to assure the general monetary and the global financial equilibrium.monetary system, financial system, global economy, International Monetary Fund

    Reducing Congestion Effects by Multipath Routing in Wireless Networks

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    We propose a solution to improve fairness and increasethroughput in wireless networks with location information.Our approach consists of a multipath routing protocol, BiasedGeographical Routing (BGR), and two congestion controlalgorithms, In-Network Packet Scatter (IPS) and End-to-EndPacket Scatter (EPS), which leverage BGR to avoid the congestedareas of the network. BGR achieves good performancewhile incurring a communication overhead of just 1 byte perdata packet, and has a computational complexity similar togreedy geographic routing. IPS alleviates transient congestion bysplitting traffic immediately before the congested areas. In contrast,EPS alleviates long term congestion by splitting the flow atthe source, and performing rate control. EPS selects the pathsdynamically, and uses a less aggressive congestion controlmechanism on non-greedy paths to improve energy efficiency.Simulation and experimental results show that our solutionachieves its objectives. Extensive ns-2 simulations show that oursolution improves both fairness and throughput as compared tosingle path greedy routing. Our solution reduces the variance ofthroughput across all flows by 35%, reduction which is mainlyachieved by increasing throughput of long-range flows witharound 70%. Furthermore, overall network throughput increasesby approximately 10%. Experimental results on a 50-node testbed are consistent with our simulation results, suggestingthat BGR is effective in practice

    Seismic scattering and absorption mapping from intermediate-depth earthquakes reveals complex tectonic interactions acting in the Vrancea region and surroundings (Romania)

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    The present study was performed during a stay at the University of MĂŒnster financed by a grant awarded by the German Academic Exchange Service (DAAD) in 2014. Data used in the present study were provided by the National Institute for Earth Physics (Romania) and processed within the National Data Centre in Magurele. Seismic Analysis Code (SAC) (Goldstein and Snoke, 2005) and GMT (Wessel et al., 2013) codes were used. We thank the College of Physical Sciences (University of Aberdeen) and the Santander Mobility Award for providing travel grant to LDS to complete this manuscript. We are grateful as well to the anonymous reviewer for his useful remarks which helped us to improve the paper.Peer reviewedPostprin

    Bayesian approach to the calculation of lateral interactions: NO/Rh(111)

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    We show how Bayesian statistics and density-functional theory can be combined to compute reliable values for the interactions in a cluster expansion for adsorbates on a surface. The method is an alternative to the leave-one-out cross-validation method. We show that it easily selects which interactions can be determined even if the total number of possible interactions is very large. We have applied the method to NO/Rh(111). Based on the interactions we have determined for this system we have predicted some structures, which have been confirmed by scanning-tunneling microscopy

    The tendencies in defining an optimum globalization model

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    Over viewing the most recently evolutions throughout global economy, we can easily conceive that the collateral effects of economical globalization and market integration, represents the main issues debated in specialized professional or political circles. The unanimous impression underlines the fact that integration in contemporary global market development exceeded too much and to profound the conceptual frame formulated as work hypothesis for the beginning of ’80’s the realities evolving radically uncontrolled. In this case, the free capital global running is no longer a factor for market equilibrium as “market fundamentalists” predicted, financial integration as global process creating and forcing gradually the market bubbles in lack of an efficient frame of global supervision. In this context, the international effort should be oriented toward remodeling the fundamental global structures implicated in globalization process.monetary system, financial system, globalization, global economy, international finance
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