共查询到13条相似文献,搜索用时 46 毫秒
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要是你在捷克首都布拉格的阳光下仰望过那碧蓝的天空.双脚踩过有着上百年历史的石板路.上世纪的城堡在眼前一个接一个浮现.这时,碰巧一辆斯柯达汽车从身边驶过.保证你会惊讶——原来自然与工业、历史与现代并不是互相矛盾的反义词.它们竟然能够如此完美的结合.好像天生就该如此.不需要任何解释。 相似文献
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Second Generation Models of Currency Crises 总被引:3,自引:0,他引:3
Jesper Rangvid 《Journal of economic surveys》2001,15(5):613-646
Until the beginning of the 1990s, currency crises were typically analyzed within the framework of a generation of models that assumed that the foreign exchange reserves of a country that was running a fixed exchange rate policy were falling (because the government was running a deficit on its budget that was financed by printing money). When the foreign exchange reserves reached a lower bound, a speculative attack on the fixed exchange rate was launched. Today, this theory is no longer the benchmark when explaining the occurrence of a currency crisis. Actually, a new generation of models that seeks to take explicitly into account the costs and benefits associated with the maintenance of a fixed exchange rate has emerged. This paper surveys these 'second generation models of currency crises'. This generation of models emphasizes that it is an endogenous decision if a government chooses to abandon a policy of fixed exchange rates. The survey pays special attention to the fact that the second generation of currency crises models often generates multiple equilibria for the rate of devaluation given one state of the economic fundamentals. A currency crisis can thus occur even if no secular trend in economic fundamentals can be identified, as in recent currency crises. 相似文献
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具有Bluetooth技术的手机、PDA、膝上型计算机、耳机和汽车等能够在旅途中实现免提通信,让用户身处热点或有线宽带连接范围之外仍能保持Internet网络连接,以及在PC和移动设备之间同步联系人和日历条目以访问重要信息。启用Bluetooth的膝上型计算机和其它便携计算设备能够通过启用Bluetooth的手机,使用GPRS、EDGE或UMTS移动网络无线地将PC和PDA连接到Internet,随时随地自由创建无限热点,让您即使在途中也能高效工作。 相似文献
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全寿命周期成本理念下绿色建筑经济效益分析 总被引:3,自引:0,他引:3
绿色建筑是可持续发展理念向建筑领域的延伸。绿色建筑的有效推广将改善我国建筑行业高污染、高能耗的现状。阐述了绿色建筑的内涵和特征,在全寿命周期成本理念下,分析绿色建筑的成本和效益,并提出经济效益的评价方法和评价指标体系。具体分析绿色建筑在节电和节水方面所产生的经济效益,论证绿色建筑项目的经济价值,并对经济效益测算结果进行评价分析。 相似文献
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北京第二道绿化隔离带建设中的土地利用补偿制度分析 总被引:1,自引:0,他引:1
通过对北京第二道绿化隔离地区现行土地制度研究发现,这一地区建设过程中出现的建设资金短缺,上楼后的农民就业与养老不落实等问题大都源于土地制度的不完善,其中,土地利用补偿制度对绿化隔离地区建设具有重要影响.试图通过研究在北京第二道绿化隔离地区建设过程中的三方利益主体-政府、农民和开发商在建设中的角色和经济上的相互关系,提出对农民和开发商进行土地利用补偿的依据. 相似文献