market size forecasting 中文意思是什麼
market size forecasting
解釋
市場規模預測- market : n 1 （尤指牲畜和食品的）集市；市場；菜市，菜場。2 需要，銷路；推銷地區。3 市價；行情，市面，市況...
- size : n 1 大小，尺寸規模身材。2 （鞋帽等的）尺碼，號；（紙張的）開。3 巨大，大量；相當大的分量。4 〈口...
- forecasting : （勞動力供求）預測
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The paper accounts the importance and the necessity of the forecasting research to the stock return volatility of our country, and the use in practice of the forecasting about the stock return volatility, firstly, stock market of our country is divided into large scale stock 、 middle scale stock and small scale stock on the basis of stock size. secondly, according to the basic method of the mathematical statistics ， the behavior of the return volatility about single stock is described by using the model of the rolling variance estimates 。 through the relation of daily returns volatility and weekly returns volatility and the forecasting accuracy of the volatility forecasting model to various stock scale ， we do practical analysis with the forecasting research to return volatility of single stock market
在個股收益波動性的可預測性研究方面，首先按市值規模大小將我國股票分為大盤股、中盤股和小盤股，然後利用數理統計的基本方法，用滾動樣本方差估計模型描述個股市場收益波動性的行為，並對三種股票日收益率序列及周收益率序列波動之間的關系以及波動預測模型對各種股盤的預測準確性進行了實證分析和結果檢驗。
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