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问题 多项选择题

下列属于MM资本结构理论基本观点的重要命题的有()。

A.在公司的资本结构中，债权资本的多少、比例的高低，与公司的价值没有关系

B.无论公司有无债权资本，其价值等于公司所有资产的预期收益额按适合该公司风险等级的必要报酬率予以折现

C.利用财务杠杆的公司，其股权资本成本率随筹资额的增加而增加，因此公司的市场价值不会随债权资本比例的上升而增加

D.有债务公司的价值等于有相同风险但无债务公司的价值加上债务的节税利益

E.公司最佳资本结构应当是节税利益和债权资本比例上升而带来的财务危机成本或破产成本之问的平衡点

答案

参考答案：B, C

解析：本题考查MM资本结构理论基本观点的两个重要命题。选项DE属于MM资本结构理论修正观点的两个重要命题。

单项选择题

进行预染脂蛋白琼脂糖电泳后自阴极起脂蛋白区带依次为

A．α脂蛋白、前β脂蛋白、β脂蛋白、CM
B．α脂蛋白、β脂蛋白、前β脂蛋白、CM
C．前β脂蛋白、β脂蛋白、α脂蛋白、CM
D．CM、α脂蛋白、前β脂蛋白、β脂蛋白
E．CM、β脂蛋白、前β脂蛋白、α脂蛋白
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单项选择题

For many people today, reading is no longer relaxation. To keep up their work they must read letters, reports, trade publications, interoffice communications, not to mention newspapers and magazines: a never ending flood of words. In (1) a job or advancing in one, the ability to read and comprehend (2) can mean the difference between success and failure. Yet the unfortunate fact is that most of us are (3) readers. Most of us develop poor reading (4) at an early age, and never get over them. The main deficiency (5) in the actual stuff of language itself—words. Taken individually, words have (6) meaning until they are strung together into phrases, sentences and paragraphs. (7) , however, the untrained reader does not read groups of words. He laboriously reads one word at a time, often regressing to (8) words or passages. Regression, the tendency to look back over (9) you have just read, is a common bad habit in reading. Another habit which (10) down the speed of reading is vocalization—sounding each word either orally or mentally as (11) reads.
To overcome these bad habits, some reading clinics use a device called an (12) , which moves a bar(or curtain) down the page at a predetermined speed. The bar is set at a slightly faster rate (13) the reader finds comfortable, in order to "stretch" him. The accelerator forces the reader to read fast, (14) word by word reading, regression and subvocalization practically impossible. At first (15) is sacrificed for speed. But when you learn to read ideas and concepts, you will not only read faster, (16) your comprehension will improve. Many people have found (17) reading skill drastically improved after some training. (18) Charlie Au, a business manager, for instance. His reading rate was a reasonably good 172words a minute (19) the training; now it is an excellent 1,378 words a minute. He is delighted that how he can (20) a lot more reading material in a short period of time.

A．Fortunately
B．In fact
C．Logically
D．Unfortunately
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