Abstract: According to SCP analysis framework in the theory of industrial organization, the factors that affect corporate profits include market structure and the enterprises operating conditions.
摘要：根据产业组织理论中的SCP分析框架可知，影响企业利润的因素包括市场结构，企业的经营状况。
Based on the analysis of status, cause and conditions of Qingdao tourism development, the development strategy of Qingdao seashore tourist market is discussed.
在分析青岛旅游开发现状、原因和条件的基础上，对青岛滨海旅游市场的开发战略进行了探讨。
On efficient market conditions, stock price reflect all information, short-term stock price random walk, and technical analysis can help investors achieve excess returns.
有效市场条件下，股票价格的变动反映了所有的信息，短期股价随机游走，技术分析不能帮助投资者获得超额收益。
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