Owing to deficiency and limitation of market size, variety, term structure and operating target, open market operation has not operated an effective function on stock price.

公开市场业务由于在市场规模、操作品种、期限结构和业务目标等方面仍存在不足和缺陷，目前还不能对股票价格有效发挥作用。

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Reviewing the literatures form the aspects of firm size, firm type and market structure, the paper analyses the relationship of firm and market structure and technology innovation.

从企业规模、企业类型和市场结构的角度对技术创新进行综述、评论与展望。

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But this may have more to do with the size and structure of the market and the American penchant for professionalism than with ownership.

但相对于所有制，这一点或许与市场的规模和结构以及美国人对专业性的偏好更加有关。

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