求翻译：本文以2007-2009年沪深股市A股非金融类上市公司为样本，运用OLS回归方法研究上市公司财务特点（持有现金量、财务杠杆、受融资约束程度）和公司治理水平对现金价值有何决定性作用。是什么意思？

2007-2009 Shanghai and Shenzhen stock markets, a share of non-financial listed companies as samples, using ols regression method listed companies' financial characteristics (the amount of cash held, financial leverage, subject to financing constraints) and the level of corporate governance on the ca

This 2007 - 2009 to Shanghai and Shenzhen stock markets A unit non-financial companies listed for the sample, using regression method OLS research company (holding cash financial characteristics, financial leverage, the financing constraint) and corporate governance standards for the cash value is t

This article take 2007-2009 year Shanghai Deep Stock market A non-finance class to be listed as a sample, (has amount of cash, financial release lever using the OLS return method research to be listed finance characteristic, is financed restraint degree) and the company governs the level to have to

This article at 2007-2009 for samples of a-shares in Shanghai and Shenzhen stock market non-financial companies, the use of OLS regression method of characteristics of listed companies ' financial (cash volume, the degree of financial leverage, financial constraints) and corporate governance have an

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