[单项选择]经济学分析认为，价格卡特尔虽然能够实现最大的垄断利润，但价格卡特尔通常不是一个稳定的结构，其原因在于（ ） A. 背离卡特尔会获得垄断利润 B. 背离卡特尔会获得更大的利润 C. 不存在背离卡特尔的激励 D. 合作的潜在收益更大
参考答案:B
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第1题: [单项选择]以下属于投资项目静态评价指标的是( )。 A. 投资利润率 B. 净现值 C. 净现值率 D. 内部收益率 参考答案:A 答案解析:[解析] 静态评价指标主要有静态投资回收期、投资利润率、投资利税率，而动态评价指标主要有动态投资回收期、净现值、净现值率、内部收益率，所以BCD均属于动态评价指标，只有A是正确的。
第26题: [多项选择]向环境保护组委会表示感谢 2．交待自己从事的防护林建设和治沙工作，并与同事分享“环保之星”的奖牌 3．表达自己今后的决心 An Award Speech 参考答案:An Award Speech (A) There is no greater honor for me than to accept this award today. (B) I would like to express my heartfelt gratitude to the Environmental Protection Committee members for giving me this opportunity. (C) It is a big surprise for me to be singled out for this honor from all the people in this field. (D) I believe that my colleagues also deserve this award, and I think I happen to represent them in accepting this award. (E)As is known to all, the shelter-forest and sand-control project is no easy job, and we have been always united to face the difficulties eneoutered and had strong belief that we can end up in the best way. (F) Here let me say this medal of Environmental Protection Star is a result of the work you do and your dedication. (G) I especially want to thank President Li for his continuous support and encouragement. (H) Accepting the award today will make me only more determined to work harder to live up to this honor. (I) Thank you very much ! 答案解析:(1)(2)获奖致辞应首先表达你对主办方及有关方面的感激之情。 本段是获奖致辞的主体部分，要交代清楚事情的缘由。 (3)(4)以谦虚的态度表达自己的意外之情；得体地与自己共
