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CFA Level I：Economics - The Firm and Market Structures 精选题和学习要点
$ }8 Y' o" S; \* p6 \8 G1 u7 OLearning Outcome Statements (LOS) 4 O" }- ~- S: a2 g0 i7 y* z
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6. The following equations have been developed for a company:
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The profit maximizing output for this firm (in units) is closest to:
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B. 8 - X& t& H2 u$ X! N- V9 d
C. 11
" K7 G1 \7 t _4 }' W登录回复后可见：答案和详解) N9 E7 c$ m4 B
Answer：A
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# a$ f* b, O3 N5 b, y! J2 j7. Consider the following data for a firm operating in perfect competition.) `) Q# t* M; F$ L- e
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The firm’s profit-maximizing output ( in units) is most likely:
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C. in excess of 24 5 |& w& Z0 f. O9 L- t/ P
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8. Which of the following statements concerning market structure and Herfindahl-Hirschman Index (HHI) is most accurate? ' V: h3 p% w' {; H* O
A. HHI is a useful measure of potential barriers to entry
8 l2 l/ e6 w9 C7 vB. Low control over prices is characteristic of oligopolies
% [8 W' N' F+ C0 `1 H% V/ J+ sC. An HHI value of 0.006 indicates that a market is highly competitive
8 C8 Z q/ u) R1 u( g* GAnswer：C; the HHI value of 0.006, which is very smaller, means that the concentration of this market is low, so it is highly competitive. - C0 ?9 B8 u8 n8 u( |( A* D6 i, Z
A is incorrect; HHI does not take the possibility to entry into account, so it’s not a useful measure of potential barriers to entry. ; _/ r+ Z$ \, K6 M% t- P
B is incorrect; oligopolies have highly control over prices.
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9. In perfectly competitive industries, what is the most likely long-run effect of a permanent decrease in demand? 9 V) Z* I. W+ `' S8 \# s
A. Price decreases 3 K" r4 [( ~2 p$ {7 M, O. I: B
B. Firms incur economic losses 5 W+ ~3 [) B: R3 }. x. w
C. The number of firms decrease
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3 Q, H9 J$ O7 }( D2 x P10. As compared with acting independently, a group of oligopolistic companies operating with perfect cooperation will most likely experience an increase in:
7 S3 t( x' f( a9 d& R, R5 c' j. ]0 tA. Both output and prices " J4 j! J5 G. M0 E
B. Output and a decrease in prices
" a2 F, c3 \0 `4 S/ dC. Prices and a decrease in output
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6 k7 K- E2 ~- G6 |, w9 I; }! M9 W更多CFA习题可关注：高顿CFA题库.. ^* d0 ^7 m, D8 x
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发表于 2016-1-27 09:59:00
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