可转换债券的投资价值

介绍了可转换债券同时具有股票、债券和期权的特性。阐述了作为混合金融产品，可转换债券的价值与标的股票的价值及其作为债券的价值相关，各种因素随证券市场的变化而变动。     

分数跳-扩散过程下可转换债券定价

在标的资产服从分数跳-扩散过程,且波动率和风险利率均为时间的确定性函数条件下,建立了标的资产服从分数跳-扩散的金融市场数学模型,利用保险精算方法得到了可转换债券的定价公式.     

企业发行可转换债券的利弊及策略

<正> 企业除了发行债券、股票融资之外,还可以发行与股票相联且将来可转换为股票的金融工具。这种兼具债券和股票特性的工具包括可转换债券(国外还有可转换优先股)和配发认股权证的债券。可转换债券是可以转换为普通股股票的证券,转换一旦发生,原证券便不复存在;认股权证是可以独立交易的,其债券部分不能转换为股票,到期由发行人还本赎回,认股权证持有者可以在一定期限内行使以现金认股的权力,从而增加发行公司的资本。     

浅谈实物期权法的演化与进展

一、实物期权的定义通常所说的期权是指一般意义上的金融期权,是一种选择的权利,其持有人有权在一个规定的时间(到期日)或规定时间之内以规定的价格(执行价格)买入或卖出一定数目的股票(标的资产)。这意味着期权的持有者可以根据标的资产价格的变动情况来选择执行期权或放弃期权。     

双跳-扩散过程下时间依赖型的脆弱期权定价

在公司价值风险模型的基础上,研究对手单方违约风险的衍生产品定价.假设标的资产价格和合约出售方的资产-债务比均服从跳-扩散过程,其中无风险利率r(t)、标的资产的波动率σ(t)以及红利率d(t)均为关于时间的函数;而后运用结构化方法建立了双跳-扩散过程下的公司价值型脆弱期权定价模型,应用Ito引理和等价鞅测度变换,导出了期权价格的解析表达式.     

带有破产风险的可转换债券的定价模型及其解法

把可转换债券看作股票和利率的衍生资产，利用Vasicek模型和COX模型得到了可转换债券的定价模型．虽然不能得到这个模型的显式解，但利用相关理论得到了这个解存在的一个充分条件．     

分数布朗运动环境中可转换债券的定价

可转换债券是一种持有者可以将其转换成一定数量股票的债券,可转换债券是证券市场的热点之一.假设股票价格服从几何分数布朗运动过程,在无风险利率、股票期望收益率和股票波动率为常数时,利用风险中性测度,得到可转换债券的定价公式.从而推广的可转换债券的定价.     

马尔可夫调制的跳扩散过程下可分离交易可转换债券的定价

运用测度变换方法和无套利定价原理,得到了风险资产价格满足马尔可夫调制的跳扩散过程及市场利率是随机利率时,可分离交易可转换债券的定价公式.并利用蒙特卡诺方法给出了数值分析,比较了风险资产价格满足不同金融模型下可分离交易可转换债券的价值差别.     

可转换债券的价格走势及其投资策略

从可转换债券与其标的股票价格的相关性着手分析,得到两者之间的关系,从而确定可转换债券在不同条件下的价格趋势。利用一个实例,通过对大量数据进行统计分析来验证所得出的结论。最后根据得到的结论对投资者的投资策略作出指导。     

基于带跳的O-U过程的彩虹期权定价

文章假设标的资产价格服从带跳的Ornstein-Uhlenback(O-U)过程,无风险利率r(t)为时间的确定函数,波动率σ为常数,利用保险精算方法给出了彩虹期权的定价公式。     

Markedness and its Interpretation in Language Use

Language markedness is a common phenomenon in languages, and is reflected from hearing, vision and sense, i.e. the variation in the three aspects such as phonology, morphology and semantics. This paper focuses on the interpretation of markedness in language use following the three perspectives, i.e. pragmatic interpretation, psychological interpretation and cognitive interpretation, with an aim to define the function of markedness.     

Features of Women's language

Language is a means of verbal communication. People use language to communicate with each other. In the society, no two speakers are exactly alike in the way of speaking. Some differences are due to age, gender, statue and personality. Above all, gender is one of the obvious reasons. The writer of this paper tries to describe the features of women＇s language from these perspectives： pronunciation, intonation, diction, subjects, grammar and discourse. From the discussion of the features of women＇s language, more attention should be paid to language use in social context. What＇s more, the linguistic phenomena in a speaking community can be understood more thoroughly.     

An Analysis of Catherine＇s Character——Wuthering Heights

Wuthering Heights, Emily Bronte＇s only novel, was published in December of 1847 under the pseudonym Ellis Bell. The book did not gain immediate success, but it is now thought one of the finest novels in the English language. Catherine is the key character of this masterpiece, because everybody and everything center on her though she had a short life. We can understand this masterpiece better if we know Catherine well.     

Lower Paleozoic oil relationships within Williston Basin, Canada

The Williston Basin is a significant petroleum province, containing oil production zones that include the Middle Cambrian to Lower Ordovician, Upper Ordovician, Middle Devonian, Upper Devonian and Mississippian and within the Jurassic and Cretaceous. The oils of the Williston Basin exhibit a wide range of geochemical characteristics defined as "oil families", although the geochemical signature of the Cambrian Deadwood Formation and Lower Ordovician Winnipeg reservoired oils does not match any "oil family". Despite their close stratigraphic proximity, it is evident that the oils of the Lower Palaeozoic within the Williston Basin are distinct. This suggests the presence of a new "oil family" within the Williston Basin. Diagnostic geochemical signatures occur in the gasoline range chromatograms, within saturate fraction gas chromatograms and biomarker fingerprints. However, some of the established criteria and cross-plots that are currently used to segregate oils into distinct genetic families within the basin do not always meet with success, particularly when applied to the Lower Palaeozoic oils of the Deadwood and Winnipeg Formation.     

低渗透非均质砂岩油藏启动压力梯度研究

理论推导与室内实验相结合,建立了低渗透非均质砂岩油藏启动压力梯度确定方法。首先借助油藏流场与电场相似的原理,推导了非均质砂岩油藏启动压力梯度计算公式。其次基于稳定流实验方法,建立了非均质砂岩油藏启动压力梯度测试方法。结果表明:低渗透非均质砂岩油藏的启动压力梯度确定遵循两个等效原则。平面非均质油藏的启动压力梯度等于各级渗透率段的启动压力梯度关于长度的加权平均;纵向非均质油藏的启动压力梯度等于各渗透率层的启动压力梯度关于渗透率与渗流面积乘积的加权平均。研究成果可用于有效指导低渗透非均质砂岩油藏的合理井距确定,促进该类油藏的高效开发。     

On Tragic Consciousness In The Works By Ernest Hemingway

As an American modern novelist who were famous in the literary world, Hemingway was not a person who always followed the trend but a sharp observer. At the same time, he was a tragedy maestro, he paid great attention on existence, fate and end-result. The dramatis personae's tragedy of his works was an extreme limit by all means tragedy on the meaning of fearless challenge that failed. The beauty of tragedy was not produced on the destruction of life, but now this kind of value was in the impact activity. They performed for the reader about the tragedy on challenging for the limit and the death.     

Design and analysis of generic LBS application developing platform

Location based services is promising due to its novel working style and contents.A software platform is proposed to provide application programs of typical location based services and support new applications developing efficiently. The analysis shows that this scheme is easy implemented, low cost and adapt to all kinds of mobile nework system.     

Achieving Unusual States of Matter Under High Pressure

正The periodicity of the elements and the non-reactivity of the inner-shell electrons are two related principles of chemistry,rooted in the atomic shell structure.Within compounds,Group I elements,for example,invariably assume the+1 oxidation state,and their chemical properties differ completely from those of the p-block elements.These general rules govern our understanding of chemical structures and reactions.Using first principles calcula-     

Exchange-Correlation and Electronic Excitation Energies from Pairing Matrix Fluctuations

We have developed an adiabatic connection to formulate the ground-state exchange-correlation energy in terms of pairing matrix linear fluctuations.This formulation of the exchange-correlation energy opens a new channel for density functional approximations based on the many-body perturbation theory.We illustrate the potential of such approaches with an approximation based on the particle-particle Random Phase Approximation(pp-RPA).This re-     

Density Functional Theory for the Response of Periodic Systems to Electric Fields Based on the Vector Potential Approach

正The electronic and nuclear(structural/vibrational)response of 1D-3D nanoscale systems to electric fields gives rise to a host of optical,mechanical,spectral,etc.properties that are of high theoretical and applied interest.Due to the computational difficulty of treating such large systems it is convenient to model them as infinite and periodic(at least,in first approximation).The fundamental theoretical/computational problem in doing so is that