|
|
CFA Level I：Economics - The Firm and Market Structures 精选题和学习要点) h! x' ] O7 A8 N
Learning Outcome Statements (LOS) l+ s+ l) g3 P- @7 h
% Z+ \* C3 \, L
- K7 ~( Y. @4 w" n6. The following equations have been developed for a company:
/ n1 b. m2 u$ y+ F
3 ^0 C7 J$ d6 ] W
The profit maximizing output for this firm (in units) is closest to:
1 W. ~( u; @- \% [1 tA. 7 8 X: X* u& I4 d6 |% m, h) M7 Y
B. 8
) a+ w! N) V) _" Q6 e5 MC. 11
. i6 i! p) t8 F) e登录回复后可见：答案和详解5 w! l, K3 V5 P
Answer：A
+ ]3 `1 g3 ?% Z. g
. L8 _* D6 d6 ~* O' K/ l* r
' F) C/ E" G2 ]. z* F: i) ^7 `. h1 {
7. Consider the following data for a firm operating in perfect competition.
3 s* P2 r. `9 B. z7 U
% o: `+ J! j4 p1 ]8 H7 u
The firm’s profit-maximizing output ( in units) is most likely: 9 q, N7 m, Y6 }8 q2 v
A. 21 ; c8 f* u6 v# H/ m& ?; l
B. 23 2 v5 x/ C, {; N4 Y
C. in excess of 24 4 l! ?$ t+ w7 s2 F( _; q# i6 O0 b
& J& R( P) [: P7 g& ~
% x0 n' U( a! ?: K- G1 p* L
+ a; q! Q& i' @! T8. Which of the following statements concerning market structure and Herfindahl-Hirschman Index (HHI) is most accurate?
" G" G$ [3 J1 n" ^A. HHI is a useful measure of potential barriers to entry 2 ]: z5 K9 ?; Q, p% c8 U* p8 a
B. Low control over prices is characteristic of oligopolies * B; j' m5 S9 N! z& r/ v
C. An HHI value of 0.006 indicates that a market is highly competitive/ b; Z7 p) o' D1 u
Answer：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. ! [+ t: A7 [7 ]0 I7 _" ]8 \! ~
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.
7 I: Z; j4 d# c$ K9 l/ j) KB is incorrect; oligopolies have highly control over prices. 0 O1 X$ |+ I4 N: S( f
8 i/ ]8 B2 n! }+ U
/ P1 A, P* _5 x% T9. In perfectly competitive industries, what is the most likely long-run effect of a permanent decrease in demand? . c Q7 G- d0 e& R; m! @3 [
A. Price decreases : C4 h& n: C4 I5 j8 s& G; ?1 u0 F& Y
B. Firms incur economic losses
4 P2 d& ?+ ]. }$ U, f- kC. The number of firms decrease& ?. b4 |; f/ v9 ]9 M$ g1 P
7 C- O; |! A! X; y# J& J0 E4 u
8 \& I0 z% _9 K( t; B
; {; s- n5 i4 W- s10. As compared with acting independently, a group of oligopolistic companies operating with perfect cooperation will most likely experience an increase in:
, B& M" U' J9 x6 L8 t! m6 xA. Both output and prices & J6 [' V- b4 J9 X
B. Output and a decrease in prices
! k% j$ Z! ^) JC. Prices and a decrease in output& \0 j: L1 H" p! v# u1 M
3 @0 f; b4 e) I0 z# e. X
更多CFA习题可关注：高顿CFA题库." ?! s) M4 ^* S9 l
关注：这里是华尔街（ID:CFA-online）公众号，每天读点金融，离梦想近一点！* v$ t6 g. x4 T$ L3 P
# F0 Q; \' i; I |
|
[复制链接]
发表于 2016-1-27 09:59:00
发表于 2016-3-8 09:52:07
