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据统计,近10年来,我国每年平均因自然灾害造成的经济损失达2000多亿元,占GDP的3%,占新增GDP的42%。巨灾风险不仅威胁着人们的生命财产安全,也成为经济发展的极大隐患。面对巨灾造成的损失,对财政、就业和国际收支的破坏,以及对国家经济危害的日益增长,国外发达国家均建立了完善的巨灾风险管理体制,以减少和缓冲巨灾对本国财政和经济的影响,他们的做法或许对中国建立巨灾保险机制能抛砖引玉。 相似文献
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无论是为了经济快速发展而否认通胀的存在,还是提高通胀警戒线,很显然,这一方面掩盖我国真实通胀水平的负面作用,另一方面,事实上是让民众为保持经济高速增长埋单,事实上是向居民征税,本质上都是为了保持经济增长的速度而让居民承担更多的发展成本 相似文献
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中央政府不仅要单独承受房地产所带来的显在的金融风险、国土资源浪费的成本,也要单独承受房地产所可能带来的诸如财富分配失衡等一系列的隐性的政治信用成本。 相似文献
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《Telecommunications Policy》2006,30(5-6):242-277
In many countries there is widespread concern at the level of mobile termination charges. This is attributable to the bottleneck monopoly created by the Calling Party Pays (CPP) principle. It has led to increasingly severe price controls on termination charges. Regulatory experience in the three foremost such countries (UK, Australia and New Zealand) suggests that price controls are of limited effectiveness in aligning termination charges with costs, that net welfare gains from controls are small and that costs of setting controls are high.The Receiving Party Pays (RPP) principle, which applies in North America and several Asian countries, avoids the bottleneck monopoly problem. After allowing for various economic and technical average revenue (price) per call is significantly lower with RPP, average minutes of usage per subscriber are significantly higher and the mobile penetration rate is not significantly different. Handset subsidies seem to be lower in the US (with RPP) than in the UK (with CPP). Surprisingly, CPP regulators have either ignored RPP or rejected it for various alleged disadvantages. These do not withstand investigation. However, in CPP countries there is still concern about the idea of paying to receive calls.There is a way to get the benefits associated with RPP without this disadvantage. RPP is based on a ‘bill and keep’ regime. Some mobile operators in RPP countries are now offering customers the option of calling plans with free incoming calls. Changing to a ‘bill and keep’ regime would avoid the bottleneck monopoly and associated distortions of conventional CPP regimes, yet enable operators and customers themselves to choose how to pay for calls—in effect, to choose between CPP and RPP. 相似文献
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In this paper, we focus on the nature of demand and competitive response in the market for private label and national branded grocery products. Specifically,we employ less restrictive functional forms than usedin prior research. Specifically, we incorporateLA/AIDS demands and the corresponding price reactionequations to estimate consumer price sensitivities andsupply side price strategies for national brand andprivate label products. Oligopolistic priceinterdependence is explored further by specifyingbrand share, brand Herfindahl, and a measure of thestructure of the local retail markets in the supplyside relations to evaluate explicitly the impact ofmarket structure.In our empirical analysis, we estimate a system of market share and price equations simultaneously inorder to examine (i) the determinants of the demandresponse to pricing and promotion decisions and (ii)the determinants of private label and national brandpricing behavior. Using data for 143 food productcategories and 59 geographic markets, we develop amodel that captures the variation in privatelabel-national brand share and pricing acrosscategories and markets. Key findings include: (i)demand response to price and promotion is decidedlyasymmetric, (ii) price followship between privatelabels and national brands is positive, but notstrong, and (iii) markets characterized by highernational brand market share and higher supermarketconcentration tend to have higher prices forboth national brands and private labels. 相似文献
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We study the relationships between national brand prices and the development of private labels, using home-scanned data from
a consumer survey reporting purchases for 218 food products. When the impact of private label development is significant (116
cases out of 218), we observe a positive correlation (89%) between brand price and purchases of private labels. When controlling
for changes in product quality, we still find a positive relation between private label development and national brand prices.
Thus, the change in the national brand product characteristics only partly explains the increase in the national brand prices.
Furthermore, the price reactions of national brands differ according to the type of private labels they face. Finally, we
demonstrate that the development of private labels has less effect on the prices of second-tier brands than on the prices
of the leading brand.
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We use longitudinal data to assess whether individuals who place greater importance on marriage and family pay a price for that priority in subsequent labor market success. Males placing a high priority on family before entering the labor market earn more, contrary to behavioral research but consistent with the economics literature. More important, females who place a high priority on family do not suffer in terms of subsequent earnings, contrary to most previous research. 相似文献
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一、包装用PVC收缩薄膜、收缩标签的特点、性能和工艺 收缩薄膜是一种在成型生产过程中使用机械力的方法,于塑料的高弹态下进行单向或双向拉伸,而在使用时,利用加热的方法把储藏在薄膜中的拉伸能量释放出来,使薄膜发生热收缩,利用这个收缩力把商品紧紧地包裹起来的一种包装.其特点是:(1)有良好的透明性,可以让顾客直接见到被包装的商品;(2)紧贴商品外形,适宜于各种形状商品的包装,即所谓"贴肤包装"(Skinpackage);(3)可以把各种不同商品零部件包装在一起,便于保管,防止丢失;(4)防盗窃、防尘性能优良;(5)使用不同的配方可以得到不同强度和收缩率的不同包装膜,以适应重量不同、形态各异的商品包装的需求;(6)高强度的热收缩膜不仅用于销售包装,也可用于运输包装. 相似文献
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文立 《中国印刷物资商情》2001,(8):26
NEXPO是世界规模最大的报纸用机械展览与研讨会,每年举行一次。在这次展览研讨会上——CreoScitex(CreoScitex产品有限公司的一家分公司)展出了面向报业市场的、迄今为止速度最快的热成像设备。这种设备名叫Trendsetter-NEWS,采用获奖的热成像技术,每小时可以制作200多张印版,印版的成像质量高且一致性好。 相似文献
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建设工程工程量清单招标投标报价评审是通过招标投标实现合理标价的重要环节.文章系统梳理了影响报价评审效果的重要因素,分析了招标投标报价评审中经常出现的,发包人擅自提高或压低最高投标限价、投标人盲目压价和恶性竞争、投标报价评审质量不高探讨等问题,从制度、技术和管理三方面提出了改进投标报价评审办法,通过改进最高投标限价形成机... 相似文献