37 resultados para sealed-bid auction


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London’s successful bid for the 2012 Olympic Games presented a diverse, cosmopolitan city opening its arms and “welcoming the world.” This article explores the apparently benign gesture of hospitality contained in London’s official candidature files submitted in 2004 and asks how such a promise of inclusiveness is managed. We argue that London’s depiction of itself as hospitable to every kind of visitor relies on subtle techniques of governmentality in which the subject positions of “host” and “guest” are imagined and produced in ways that make them more governable. By this, we are not referring to acts of authority, coercion, or discipline that exclude subjects or render them docile bodies within a rigid panoptical city. Rather, we are referring to the delicate ways in which the official bid document imagines and produces the ideal subject positions of host and guest and in so doing enables, encourages, and incentivizes certain behaviors. This analysis of urban welcoming takes us beyond reductive oppositions of hospitality and hostility, inclusion and exclusion, self and other. It focuses instead on how London’s inclusive welcome produces a variety of host and guest positions (for example, the “Olympic Family,” volunteers, guest workers), segregates them within the city, and then “conducts their conduct” in the areas of planning, security, transport, accommodation, education, and training. By analyzing the techniques of governmentality at work in London’s 2004 bid document, this article foregrounds the enabling form of power driving the city’s inclusive welcome and exposes its inherent micropolitics.

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Sixty patients with early chronic phase CML (ECPCML) received Nilotinib on a phase II study which included a comparison of the Xpert BCR-ABL Monitor™ PCR system with standardized (IS) BCR-ABL1 real-time quantitative PCR (RQ-PCR). 88% patients achieved MMR with 45% achieving MR4.5. At 3 months BCR-ABL1/ABL1 IS >1% and

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The existence of loose particles left inside the sealed electronic devices is one of the main factors affecting the reliability of the whole system. It is important to identify the particle material for analyzing their source. The conventional material identification algorithms mainly rely on time, frequency and wavelet domain features. However, these features are usually overlapped and redundant, resulting in unsatisfactory material identification accuracy. The main objective of this paper is to improve the accuracy of material identification. First, the principal component analysis (PCA) is employed to reselect the nine features extracted from time and frequency domains, leading to six less correlated principal components. And then the reselected principal components are used for material identification using a support vector machine (SVM). Finally, the experimental results show that this new method can effectively distinguish the type of materials including wire, aluminum and tin particles.

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This paper presents evidence that the bid-ask spreads in euro rates increased relative to the corresponding bid-ask spreads in the German mark (DM) prior to the creation of the currency union. This comes with a decrease in transaction volume in the euro rates relative to the previous DM rates. The starkest example is the DM(euro)/yen rate in which the spread has risen by almost two-thirds while the volume decreased by more than one third. This outcome is surprising because the common currency concentrated market liquidity in fewer external euro rates and higher volume tends to be associated with lower spreads. We propose a microstructure explanation based on a change in the information environment of the FX market. The elimination of many cross currency pairs increased the market transparency for order flow imbalances in the dealership market. It is argued that higher market transparency adversely affects the inventory risk sharing efficiency of the dealership market and induces the observed euro spread increase and transaction volume shortfall.

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beta1,4-Galactosyltransferase V (beta1,4GalT V; EC 2.4.1.38) is considered to be very important in glioma for expressing transformation-related highly branched N-glycans. Recently, we have characterized beta1,4GalT V as a positive growth regulator in several glioma cell lines. However, the role of beta1,4GalT V in glioma therapy has not been clearly reported. In this study, interfering with the expression of beta1,4GalT V by its antisense cDNA in SHG44 human glioma cells markedly promoted apoptosis induced by etoposide and the activation of caspases as well as processing of Bid and expression of Bax and Bak. Conversely, the ectopic expression of beta1,4GalT V attenuated the apoptotic effect of etoposide on SHG44 cells. In addition, both the beta1,4GalT V transcription and the binding of total or membrane glycoprotein with Ricinus communis agglutinin-I (RCA-I) were partially reduced in etoposide-treated SHG44 cells, correlated well with a decreased level of Sp1 that has been identified as an activator of beta1,4GalT V transcription. Collectively, our results suggest that the down-regulation of beta1,4GalT V expression plays an important role in etoposide-induced apoptosis and could be mediated by a decreasing level of Sp1 in SHG44 cells, indicating that inhibitors of beta1,4GalT V may enhance the therapeutic efficiency of etoposide for malignant glioma.

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Aqueous solutions of a chlorinated VOC, 3,4-dichlorobut-1-ene, as well as other pollutants, may be mineralised to carbon dioxide, water and hydrochloric acid using a sealed rotating photocatalytic reactor. The effect of pH, dissolved oxygen concentration, light intensity, pollutant concentration and rotation speed on the degradation rate have been investigated as well as competition kinetics with methanol. This reactor may be optimised to minimise competition effects in mixed solutions. (C) 2001 Elsevier Science B.V. All rights reserved.

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Following its transition to democracy from an authoritarian military rule marked by gross violations of human rights, Nigeria established the Human Rights Violations Investigations Commission (HRVIC) in 1999. This paper critically examines the contributions of the HRVIC, popularly known as the ‘Oputa Panel,’ to the field of transitional justice and the rule of law. It sets out the process of establishing the Commission, its mandate and how this mandate was interpreted during the course of the Commission’s work. The challenges faced by the Oputa Panel, particularly those that relate to its legal status and relationship with the judiciary, are analyzed in an attempt to draw useful guidelines from these challenges for other truth commissions. Recourse by powerful individuals to the judicial process in a bid to shield themselves from the HRVIC merits particular review as it raises questions regarding the transformation of the judiciary and the rule of law in the wake of an authoritarian regime.

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Controlled, multimode microwave irradiation has been employed in a generic solvent-free process to prepare a wide range of ionic liquids based on nitrogen-containing heterocycles. The developed method offers a flexible, small to large-scale approach to prepare ionic liquids, in either sealed or open vessels, in a faster and greener process than any previously described.