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關(guān)于深市股東人數(shù)指標(biāo)的灰關(guān)聯(lián)分析-全文預(yù)覽

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【正文】 821000866上述五個方面的指標(biāo)所構(gòu)成的集合U i=(U i1, U i2,U i3,U i4, U i5)即為影響個股收益變動灰關(guān)聯(lián)模型的評估指標(biāo)集。 (14)high(pit)為股票i第t年內(nèi)的最高價格,low(pit)為股票i第t年內(nèi)的最低價格。是衡量上市公司盈利能力的重要指標(biāo),是指利潤額與平均股東權(quán)益的比值,該指標(biāo)越高,說明投資帶來的收益越高。 (11)volumeit為個股i第t年的年成交量,capitalit為個股i第t年末的流通股數(shù)。本文采用深證A股(399107)年末收盤值作為市場指數(shù)。變動的因素有很多,其中常用的衡量指標(biāo)有:證券市場指數(shù)、個股年成交量、個股凈資產(chǎn)收益率以及個股股價變動幅度。令? i0j(k)=│x i0 (k)-xij (k)│ (3)為xij (k)對x i0 (k)的偏差,則xij對x i0的灰關(guān)聯(lián)系數(shù)r(x i0(k),xij(k)):r(x i0(k),xij(k))= (4)三、計算灰關(guān)聯(lián)度矩陣評估指標(biāo)Ui的灰關(guān)聯(lián)度r(x i0,xij)為:r(x i0,xij)=r(x i0(k),xij(k)) (5)因此得到灰關(guān)聯(lián)度矩陣: (6)灰關(guān)聯(lián)度矩陣中,每個行向量的元素表示各指標(biāo)與其參考序列的關(guān)聯(lián)程度?;谊P(guān)聯(lián)模型一、評價指標(biāo)無量綱化在構(gòu)造原始評價矩陣后,應(yīng)當(dāng)對評價指標(biāo)進(jìn)行無量綱化處理。然而,股東人數(shù)的數(shù)據(jù)來源受制度的限制,目前絕大多數(shù)數(shù)據(jù)只能從年報、中報、季報中獲取。關(guān)鍵字:灰色理論;關(guān)聯(lián)分析;股東人數(shù)作者簡介:周鋒,深圳證券交易所博士后工作站博士后Abstract:Based on the grey system theory, the article worked out the correlative matrix by the grey correlative weight analysis. We appraised the function of the number of shareholder index in the securities market firstly, it has brought forword the grey correlative appraised mode which is used to analyse the number of shareholder index. Through discussed the twentytwo panies in the SHENZHEN securities market ,the paper educed that shareholder number has more influence on share price than real time showing indexes such as turnover etc. which as the theory base for system structure of shareholder number and its real time change.Keyword:grey system theory;correlative analysis;the number of shareholder股東人數(shù)指
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