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Representative democracy gives voters the right to influence who governs but its influence on policy making is only indirect. Free and fair referendums give voters the right to decide a policy directly. Elected representatives usually oppose referendums as redundant at best and as undermining their authority at worst. Democratic theorists tend to take electing representatives as normal and as normatively superior. The nominal association of popular decision making and populism has strengthened this negative view. Public opinion surveys show substantial support for holding referendums on important issues. Two major theories offer contrasting explanations for popular support for referendums; they reflect populist values or a commitment to the civic value of participation. This innovative paper tests an integrated model of both theories by the empirical analysis of a 17-country European survey. There is substantial support for all three civic hypotheses: referendum endorsement is positively influenced by attitudes towards participation, democratic ideals and whether elected representatives are perceived as responsive. By contrast, there is no support for populist hypotheses that the socioeconomically weak and excluded favour referendums and minimal support for the effect of extreme ideologies. The conclusion shows that most criticisms of referendums also apply to policy making by elected representatives. While referendums have limits on their use, there is a democratic argument for holding such ballots on major issues to see whether or not a majority of voters endorse the choice of their nominal representatives.  相似文献   
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Positive behavioural support (PBS) is a non-aversive approach to preventing and managing challenging behaviours. Seventy-nine qualified and unqualified nursing, psychology and occupational therapy staff were trained in using PBS. To measure the effectiveness of the training, confidence in managing challenging behaviour and attributions for causality, control and stability were measured before and after the training. To measure confidence, an adapted version of the Confidence in Coping with Patient Aggression Instrument was used. Attributions were measured using the Challenging Behaviour Attributions Scale and the Causal Dimension Scale II. There was a significant increase in confidence after training. In addition, there were significant changes in attributions relating to causality and stability of challenging behaviour, particularly for qualified staff. The results suggest that confidence and attributions are affected positively by training in PBS within a medium secure forensic mental health setting.  相似文献   
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A radioimmunoassay (RIA) has been developed for the direct detection of LSD in biological fluids. The radiotracer, (+)-2-[125I]iodo-LSD, allows the use of gamma-counting rather than the liquid scintillation counting currently used for existing 3H radioimmunoassays. The assay is specific for LSD and very closely related compounds. It is inexpensive, sensitive, simple to use and small volumes of samples (50 microliter) can be assayed directly without the need for any time-consuming extraction procedures. The cut-off levels are 1.2 ng/ml in blood and 3.0 ng/ml in urine. The results obtained using the 125I assay described in this work compare very favourably with those obtained using the 3H assay currently used by Home Office Forensic Science Laboratories. The advantages of the assay make it a most appropriate method for the routine screening of LSD in biological samples of forensic interest.  相似文献   
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Potassium permanganate is used for the production of cocaine and methylcathinone. The third convention of the UN against narcotic drugs (1988) contains a list of so-called precursors, substances commonly used for the production of narcotic drugs. The control of the precursors can be a very important step to prevent the illicit production of narcotic substances. A chemical characterization of a seized product may contribute to determine the origin of the producing company and the trade channels and to prevent further illicit deliveries. 31 samples of permanganate (19 authentic and 12 seized samples) have been analyzed for 9 metallic elements. Detailed procedures for the emission spectrography and ICP-analysis are given and the range of concentrations is tabulated. It was surprising that no significant concentrations of metals like chromium, nickel or cobalt were present. Nor was the difference between the technical and analytically pure products sufficient to make a differentiation according to origin. This is probably attributable to the technical manufacture of permanganate by electrolysis. All the statistical analyses of the results performed on the available data do not allow conclusions as to the country of origin or manufacturer, as production batches of one and the same manufacturer may also show differences. Only the morphology of the product (crystals, powder or "free flowing") allows a certain characterization. Nevertheless it seems necessary to analyze all seized samples for impurities and to establish a table of "impurity profiling" in the future in order to receive more information and to find correlations in selected cases.  相似文献   
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This article explores the perceptions of Ogoni people about the existence and causes of structural violence in their communities. It relies heavily on qualitative data collected from five oil-rich and three oil-poor Ogoni communities, between February and May 2014, during which 200 open-ended survey questionnaires were administered and 189 were returned. Three focus group discussions and 69 key informant interviews were also conducted. The findings of the article are that structural violence can be found in Ogoniland; it is manifested in both visible and invisible forms; it is blamed by elites on exogenous factors, but by the disadvantaged on both exogenous and endogenous factors; and it will only be eliminated by reducing inequality and increasing democratisation.  相似文献   
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If piracy attacks are unreported, a misleading impression is given of piracy situations in regions where there could be serious consequences for ships traveling in waterways on the assumption that they are piracy-free waters. However, sometimes not reporting piracy attacks could help to contain piracy before it expands, because reporting can lead to the media over-focusing on piratical incidents, and armed guards being deployed on ships, which causes pirates to use heavier arms and escalates the level of conflict. Piracy that took place during 2003–2012 in the north and the center of the Arabian Gulf has never been reported to the International Maritime Bureau. The present article examines this case of unreporting, and discusses its causes and consequences.  相似文献   
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