There are two legal systems to realize the negotiability of ebl . one being the oawmaking , by which ebl is recognized as bl in nature , and the other being contract , by which attornment is used to realise the negotiability of ebl 摘要电子提单流通性的实现机制有两个，其一系基于有关电子提单的立法，通过立法直接承认电子提单在法律性质上是提单。
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The paper analyzes the problems of forestland property rights in southern collective forest region by case - study , and advances that solving the problems relies on detailedly differentiating right to use forestland and promoting attornment of right to use forestland after separating right to use forestland from ownership of forestland 本研究通过案例研究的方法，分析了南方集体林区林地产权所存在的具体问题。从而提出了解决南方集体林区林地产权问题的思路是在落实所有权和使用权分离的原则下，细化林地使用权，推进林地使用权的流转。
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Subsequently , according to different management , it detailedly differentiates the right to use forestland . contacted with form , content and process of forestland attornment in southern collective region , it analyses the forestland attornment ' s effect on forest sustainable management by case - study and puts countermeasure to the problems in forestland attornment 结合南方集体林区现的林地使用权流转的形式、内容和程序用案例研究的方式分析了林地使用权流转对南方集体林区森林可持续经营的影响，并且针对林地使用权流转中出现的问题提出了对策。
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In order to solve the conflict of supply and demand , firstly , this particle discusses the characters of the national budget investment the emission of stock , attracting foreign capital and invest direct , domestic banks " loan , international financial organizations and foreign governments " loan , and the emission of bond , the bot mode and other financing manners . also , the particle analyses the resources of each financing manner and characters concretely . then , it analyses the scale , cost , construction and manner of highways " raising project , and it emphasizes banks " loan domestic and overseas , the emission of stock and bond , the attornment of highway ' s charge rights , the capital cost of bot financing manner , and uses the model to calc ulate the compositive capital cost , then build the worst ( in the worst environment hypothetically ) and the best scheme ( in the best environment hypothetically ) accordingly , after the comparison , we can obtain the status of the project ' s net cash flux , the debt ' s endurance capability , income and a series of data in any possible state , so that to get the optimized scheme and prepare for the scientific decision 为了解决资金的供需矛盾，本文首先论述了国家预算内投资、发行股票、吸收国外资本直接投资、国内银行贷款、国际金融组织和外国政府贷款、发行债券、 bot方式等融资渠道的特点，具体分析了各融资方式的资金来源渠道及它们的特点；接着分析了公路项目筹资的规模、成本、结构和方式，重点分析国内外银行贷款、发行股票和债券、转让公路收费权、 bot融资方式资金成本，用模型的方式具体计算综合资金成本，建立相应的最差方案(在假设的最差条件下)和最佳方案(在假设的最好条件下)与之进行比较，获取在各种可能条件下的项目净现金流量状况、债务承受能力和收益情况等一系列数据，确定整体最优方案，为科学决策做准备。
