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maodeng 发表于 2013-1-28 13:13 4 w% A( u# `- T9 A% w- z
. hello 300236% X( \4 t8 q: b) x- k6 `+ O# M" V
statement out of context5 Q+ c2 y$ ^* |+ F+ Z+ D1 k5 m
r(119);
8 B0 g% N8 B* T$ [; g% k1 J6 g5 H抱歉,最近太忙了
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( c! b9 a9 S* U( V" y# _; \300236 我用下面的程序试过,没问题
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: Y5 E9 V6 E- G; K, h G你把 D:\stock\test\source 改成你导出的数据存放的目录,再试一试1 z, _& F1 t. X+ a/ r# p
5 j4 C: F* \, O+ Icapture program drop hello2 @) g; P, ~9 u( X
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program hello
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quietly {
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( V8 P9 Z" p& E# A4 L! A- t$ l, T! Tclear: ]7 H7 U: z8 K4 v, m3 k
2 b7 D- E' }0 F3 [& Q* Xcd D:\stock\test\source y; k+ X4 d$ t6 z. l" T1 h$ p W# i
8 ]& w& C, Q* H8 [! z( L; z
insheet using `1'.txt( Z6 p, C0 O- a2 V$ z+ v$ l: n
( e" C3 S% F' | keep if v5>0: W' X) j& w0 G4 A
7 s( U/ z H9 }7 m
gen vt=_n
# ^3 |8 N) N5 H+ ^/ e 9 f( a: K& ]& @9 p- e; ?) S
tsset vt( [$ [) z+ r( h/ i% R
# E9 H; y$ C: L" I( \0 U7 e gen zf=D1.v5! R! U+ q1 T) P
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gsort -v18 F! w5 L4 f( x F* {* E& g
5 |) b+ F' K4 L! _8 B! W6 D gen avol=v7/v5
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6 G, ^( q; \" G% b& O6 t keep if avol>0
& r' f A; `0 z( M$ n
7 v6 K' d( `$ r @ drop vt7 H2 M$ E6 n5 c% s: F& i# b, D1 i2 t M
f# o5 z; I1 S% f" I+ \
gen vt=_n- Y, }" V& f# g( O7 A
: J6 K# ^ R1 q3 L0 \* u tsset vt7 \+ V! x5 J+ E' @
4 R3 t) y' G2 ^" v3 b+ @/ S$ E
sum v5 [aw =avol]
) t( p y: b$ \; @0 V/ O9 S( _9 `+ E$ x+ P. {' a
gen amean=r(mean) in 1
$ a" h( s' F$ ]7 ]% @
* I5 d c4 s- n- f" p# X * 总加权平均值 amean
* ~- y0 {4 b2 ^& c! G' h; A + G$ i/ |0 z5 ~
6 g4 U2 C6 d, N5 E) O5 D x keep in 1/240 b5 x; b2 y2 o" t+ [
# A. v% c8 q, J6 Q* X sum v5 [aw =avol]
1 X# C3 m# [" _% y( ~2 V1 _; @# L
) S4 x8 b* u% p; |% n8 }& W gen mean240=r(mean) in 1
% [) x0 ]5 Q6 @1 w: j1 E H& W6 `+ s6 v - ]3 H0 p7 o% E' ?* V: o c+ S
*240加权平均值 mean240
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set obs 500 ( M9 w& R. {' ^+ S+ Z* ?
" h8 z6 M/ Y, Q* n- g' s7 e: ~+ D kdensity v5 [aw =avol],gaussian n(500) generate(dx240 dy240) nograph8 t0 U4 G8 z- a' B* W
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*240 kdensity(dx240 dy240)
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$ }, j" `% U2 e5 H1 L1 Q: [ sum dy240+ ~; ~, A. X* K1 k0 }0 C
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gen yxis=r(max) in 1
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gen yxis2=yxis/2
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*yxis2 [$ d6 {; S3 L r/ d( g
! V$ D0 U$ i% T1 f& X0 I" C gen dy240max=r(max)
& g0 `/ k9 W2 T1 O8 R
( f& f9 @6 j2 p! o- P gen dy240minp=r(min)& {! y( ^/ t% P' D
& ^9 U# o5 K. ^+ b) L3 L3 Z
gen vtt=_n ~' h* |! K4 ?8 u
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tsset vtt! Q2 i& ^, P) c" _
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gen ddy240=D1.dy240/D1.dx240/ j6 z- \7 u' ]4 U: I
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sum ddy240( Y6 R4 _5 H* O( v' d* d4 H+ m
- N" Y, B% g% T7 X( o' B5 X gen ddy240max=r(max)
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gen ddy240min=r(min)& k6 ]# n' g* o1 w( q9 o! u: _5 |
# [, Q$ U6 [4 k1 B; V
gen ddy240g=ddy240*(dy240max-dy240min)/(ddy240max-ddy240min)+ q. q- Z9 Z9 s, p0 s
! q8 ^; m: j7 ?5 C' S sum ddy240g
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gen yxis3=r(min) in 1
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" h1 C o/ \* | gen yxis4=0 in 1+ s3 p8 D* l' l6 t" ~1 l% e
! M- X) J7 o; T; y" U' j *ddy240g
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preserve : q* k) J4 L9 o) G* ^5 E
) s4 |2 z' s1 B5 r$ D sum v5 [aw =avol]
+ U7 c5 y0 V/ d( l $ f- Y" c3 U, w) N% H p: ?
keep if dx240<r(mean)
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, ]% R3 x8 f8 f. R- e# j sum ddy240* C" P" l$ ?- k7 `
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if r(min)<0 {
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: f1 y4 @; u+ C6 D% f2 F& o keep if ddy240<=0
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count
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if r(N)>2 {! ~/ B9 c# U% E4 u; U3 ]& _6 u
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pkexamine dx240 dy240, C6 r! K5 b8 n9 ~
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local tempminp=r(tomc)/ s% P% n) ?& M( g( U3 `
restore 3 K) g* H- ~' K5 c
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else {- N& X5 S. F0 j8 l- e0 ~7 k1 C7 s) k
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di "cannot find minp"5 i+ {1 F6 E' p: _
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restore
6 D& S. t9 a N% v: E% m7 c sum dx240* N8 z' g; ?/ }# l
local tempminp=r(mean)
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else {3 K# g* v+ \7 K) e; R
. s s% t" ~, a' i keep if ddy240<=r(min)& J6 ]4 E; R+ L! Q& E T
; O: j" r# x- j9 k$ C0 L( w sum dx240
% H2 s, E9 M" {) M( ` 7 v1 M: c9 Q' O7 u2 M, M7 R0 Y C3 v- H$ R
local tempminp=r(min)
. H6 C' u3 j9 ]& X/ w+ L restore
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8 } X6 w3 w- z6 a! d( p gen minp=`tempminp' in 1
8 W% Z' {! R: C6 n$ G4 v *240 minp
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% {$ U( v' q& T, {7 h5 U& D t/ _" p- `) I% R
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preserve 2 `( X7 n( K( f* q I
# W( i* \8 J& Z e sum v5 [aw =avol]4 c" ^: q2 o7 O) x) N
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keep if dx240>r(mean)0 p( o' U0 j; s+ `6 o1 R* c, m$ k
F7 X9 o3 d( r' G0 m4 U
sum ddy240
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if r(max)>0 {1 |: Q" ]) o, v6 B+ T
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keep if ddy240>=0& g g$ J$ m, C+ a+ a4 F9 r
+ W! Z0 v6 t, Y1 j/ i' ? count h+ T1 I* L: V$ B5 F; h
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if r(N)>2 {7 V+ S, x) ~2 q) O
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pkexamine dx240 dy240; a5 f+ t! p) N* E1 H$ V* I
" q5 [1 |. ^# I4 J# _0 ]% I local tempmaxp=r(tomc) . P' j: N7 N& y
restore * g2 D2 K8 d3 H! E( o" v
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else {
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di "cannot find maxp"
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sum dx2404 {1 A: g7 S- O3 F& Y
local tempmaxp=r(mean)$ Z' f# ~; K# ?
6 M5 G, S2 m, O9 c- O/ L3 z }
7 r( A4 \# n* c% |! u; s1 g6 ?
+ ]8 `5 n4 G8 D' _ B% ~% U }
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1 n0 z5 e B6 l4 l( \- ]. @ else {6 ~0 K: I0 _ G# A) f
8 M5 P, D, n( s/ r% C; h8 @: O7 B keep if ddy240>=r(max) {* w/ C; i, D! f
% W5 T9 I* d$ S4 l
sum dx2402 ^4 e7 A: j, ]! v
" `0 G# k3 M5 z5 ]7 h% \ local tempmaxp=r(max)
! j8 r) l6 H* [# y& L+ L restore 9 \% i2 D M2 K6 D) [
}
+ y" C! Q: O6 V 0 Y' w0 G2 _% B% d. \" @
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gen maxp=`tempmaxp' in 1+ x: A' H( M+ l: ~/ G8 q, p; n
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*240maxp
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* i1 P9 t( {& s *-------------ddy240pminp左侧高峰值-----
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preserve h6 B u! c6 b/ [* N" k4 e
( F' @0 D: S& L keep if dx240<`tempminp'% B5 e3 d6 [0 X& t \! V9 P0 a
3 X5 y& V7 L7 A, V# ~$ v keep if ddy240>0
+ q. b' ~5 A. v2 E5 H, ~ ! U6 F( x4 b8 L1 E) j! }0 }
count) W5 [+ A. S2 m
! k5 ~& i8 @8 y. h if r(N)>2 {
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0 w0 ]% [+ g% v* r pkexamine dx240 ddy240* W( r, M, s# q4 r. G* R
9 |7 E9 R" {( x
local tempminphddy240=r(tomc)
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! A' o1 z# q2 n8 T' z else {& W, Z8 R$ ]) c+ _+ @# y- Q
restore
. Y2 z8 i+ O+ I7 [1 ]" q di "cannot find pminphddy240"
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sum dx2401 [" C* M" D& \: r
local tempminphddy240=r(mean)
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0 P i, }# m/ G y) `* x
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" ^) j, Y3 E# n; H1 s# z gen pminphddy240=`tempminphddy240' in 1+ N2 x/ P7 B' i- \- G
4 X& e$ {* I& F
9 V1 V7 n2 M2 x& } *-------------ddy240pminp右侧低峰值 -----------------
, \5 b; U# ~) r8 j# h( ^! ?) ` preserve
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& m0 G" {/ D: M' L$ U* |1 ]3 @3 u keep if dx240>`tempminp'! S) O! s+ v. ^
( u. ] a/ m- q* s1 q6 v: _
keep if dx240<`tempmaxp'! E) b' Q) `2 w* |$ s0 l3 N( G
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keep if ddy240<0
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# y% U' d! x5 H/ A" } gen temddy240=-ddy240
3 A2 u) J+ j' w1 `
5 R0 K' B! R E j count
$ g3 C. E( k9 N' W 8 H. Y1 Z; l' w: s) ~( b9 y: i; e
if r(N)>2 {2 r) R J% K6 p6 Q9 k
* S2 K; i4 K' q! W% ]4 }% E pkexamine dx240 temddy2403 G* n, p+ W' ?
; r# N* U( c* s" _
local tempminplddy240=r(tomc)
' l C4 { O" p2 f+ B Y restore6 L( u4 z. J$ o& \& R( L
}
& j$ a* b) _" H8 n' {
" p$ S& X; `8 i. A9 z& a/ [ else {5 R1 |1 q6 |, Y8 S7 [' W/ r& Y
% a; X5 e. y2 M! z, C- U$ p
di "cannot find pminplddy240"9 T! L& f8 Y' O4 A |9 r F+ T7 ~- D- G
restore. R( Q" ? K) k
' m8 P, z" K4 G5 U: S2 i sum dx240
, _6 g$ d9 D5 Y! w7 O local tempminplddy240=r(mean)
; X& g" L5 R0 q% i
1 e, X- d3 u# o2 r) {9 q" X 8 i1 {! M. B7 j
}
% W& C: d5 ` m5 v- j! v & O# V. j9 i9 c1 Z+ V: A# D% z) Z- p
d6 b' _4 X! q! `* Q: ~ a9 D
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6 Q+ n1 S3 l8 @6 s; X F 8 a8 U% V4 d+ X1 W, L# `
gen pminplddy240=`tempminplddy240' in 1& \; `! X/ r! _8 A+ t. u6 j8 J2 J
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*-------------ddy240pmaxp左侧高峰值 -------------------# }1 M( Z5 M. n4 S) P. M
/ c$ d9 X" D3 D) E* m2 ^. x0 L) ]
preserve 4 k2 H9 g- l8 U
2 t5 \5 r9 k6 u2 m, \1 ]) F keep if dx240>`tempminp'5 P) `1 N/ E& m1 @6 @, Z: S
: n' T. D. u$ ?+ a$ ]5 Y! @ keep if dx240<`tempmaxp'
( k" Z, c# d# f5 m( H( L, e $ n% G( T% x# q. g& F5 F
keep if ddy240>0 }, Z4 O9 T& g; |, Y
count; e; Y y, r1 u, ?
: [% ]+ }' k8 r7 ?
if r(N)>2 {' L3 t Q( r: B, A4 A
6 l5 f% `& \; L" p
pkexamine dx240 ddy240
/ P; e: P" l, x' d/ x3 J; t: n7 x 0 h! i! e) B- c0 f. M
local tempmaxphddy240=r(tomc) : F! G- X' J; U; W* L2 T
# f* X# E/ z. K0 u! M6 n
restore
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4 C N% X0 n4 l6 p: H( o
. Y6 J0 v* v3 _# O else {
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di "cannot find pmaxphddy240"
- k: U+ |( P& L+ A restore
0 n6 x/ D. `5 d! V1 |# g : m7 _& K3 ?+ Z3 k
sum dx240
7 p; B& Z& ?1 E local tempmaxphddy240=r(mean) & q6 r1 d5 K* Q- u6 q5 w; |
- p, V) Y1 ?5 [, k6 Y : F w3 A1 Y8 }$ W: g) e% r y
}4 f3 H5 B( C6 N N5 n+ \: F
) F/ ` f- [. i4 Z$ i# X $ \5 f% a/ v( Y- o/ {" ?# Y
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% P& b& I) O5 a$ \3 L8 f7 o
- t* A6 i) h+ }7 H/ a gen pmaxphddy240=`tempmaxphddy240' in 1+ j1 Z/ C/ ?% n2 W
- |8 ? X+ g0 l' x
; f N1 U2 m# K H *-------------ddy240pmaxp右侧低峰值 -------------------
! H* G# J# a4 C5 o# ]
* u! e0 D# g# W/ _+ T: X preserve ( k/ U, [3 h, z7 s
8 R. |6 S7 W# }* ?( ~ r- a" c
keep if dx240>`tempmaxp'
0 N9 @. K" l' S! L9 u& W6 R/ }
+ b# a5 f' g S; y% ]& z8 |# R+ a gen temddy240=-ddy240
; t, K/ n& ~' \0 U, `
1 G' F# _( t: g3 Z2 O# j1 d keep if temddy240>07 n2 Q$ [+ d9 Z$ m/ \0 y- c2 I$ ~ \
8 ~* M- Y0 G/ ^1 p" D/ w count' c( U2 j/ r E& y$ ^
. k" r3 \ G( c; S2 J1 P
if r(N)>2 {- o/ |3 v! d$ Y) P5 U. ?
' h9 C8 S/ |. ?+ Z5 z pkexamine dx240 temddy240
( S& A1 Q5 p% I' h % A4 Q2 i" o$ ]% |# e# ^6 d
local tempmaxplddy240=r(tomc)
5 g% L6 ~' f1 f2 W& Z restore
6 o6 _9 o8 U; S& z9 e$ B }$ p) i: l; N; k1 s9 k
+ e& P6 ?6 X/ c' [( _2 Q: y" ^
else {2 U/ M3 j9 c7 a- t) Q+ r) y6 `
restore
+ y) I/ {0 Y0 H0 N. ?) v0 \4 S di "cannot find pmaxlhddy240"8 D$ G& h- o8 r. E
! S p4 W% I" ], x3 _ ! T+ K" C. h6 w! f2 y
sum dx240
2 ]/ C; `4 B3 r5 e8 ?3 J local tempmaxplddy240=r(mean) in 1. r+ C0 y" K; p; ^$ o1 S% a/ U
$ ]+ R% ]- m9 F. Q$ n- a& x9 Q
; | ~! [3 C4 z8 |1 ^, |3 ]" y* | }6 Q# d! M/ w! U/ t& ]1 z
+ T6 [. N3 U4 @/ ~' L% R
2 K1 n! \! z/ e" |; \0 N+ ?& s% ?
3 q- \6 a2 T1 Z/ S / T; R; v8 \) f! b7 t
0 e/ j ~$ T/ \; a% m* _3 R! \5 H
4 J( G2 ^/ V0 i6 _ gen pmaxplddy240=`tempmaxphddy240' in 1
/ W7 X, { n- Q. ^* H3 o' r
' L1 k" \4 c) \# N$ P: o *-------------------------------------
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- o2 s, R/ N# U& R gen price5d=v5 in 1/20
- I9 T Z0 _5 H* @ ! S/ x: F8 a+ W9 R8 v* Y
gen price5yy=_n in 1/20
- H' `5 f5 ?: Z( v) D
5 l8 W9 \3 ?! r" D( [. W7 t* W gen price5y=price5yy*(dy240max-dy240min)/205 t& ?" ^$ c9 P0 Q. n
) f% |- Y$ l/ I4 Q! d9 `' E5 M
*price5y &price5d
* R! O5 ]$ a( Y* s % ^. e5 j# @- H8 ^0 P$ ]' h* h/ F
gen priceny=price5y in 1
7 G- @" T( \/ f) E
- t9 p) u0 t. H& f( o gen pricen=v5 in 1
4 ^: P7 v6 C# e+ E- B: e& `) V
& C) w7 g$ c9 n2 r8 q / t, h! e- N- }1 u- Z4 a; P
*priceny &pricen; ?- H c. U" w8 z G U4 T
: O" d, p# p8 m; r1 v! g6 ~ . G$ a3 i/ M* Z. X$ M7 l, ?
*-------------------------graph------------------" O5 O0 U6 Z6 |, D" ]
2 b1 r2 y4 H; p v7 I
tw(line dy240 ddy240g dx240)(spike yxis mean240, lc(red))(spike yxis maxp, lp(-) lc(black))(spike yxis minp, lc(black)) (scatter yxis2 mean240,lc(red) msymbol(+) mlabel(mean240) lc(red))(scatter yxis maxp,msymbol(+) mlabel(maxp) lc(black))(scatter yxis minp, msymbol(+) mlabel(minp) lc(black))(scatter yxis4 pminphddy240, msymbol(O) c(l[-]) mlabel(pminphddy240))(scatter yxis3 pminplddy240, msymbol(O) c(l[-]) mlabel(pminplddy240))(scatter yxis4 pmaxphddy240, msymbol(O) c(l[-]) mlabel(pmaxphddy240))(scatter yxis3 pmaxplddy240, msymbol(O) c(l[-]) mlabel(pmaxplddy240))(scatter price5y price5d, msymbol(O) mfc(black) mlc(black) c(l[-])) (scatter priceny pricen, msymbol(O) mfc(red) mlc(red)), title("`f'") xtitle("`1'") ytitle("density") legend(off)- G: _9 K$ ~5 x) E a8 S
8 u" G2 ?7 h8 `& ?
* ---------可选项目----------------------
, f4 F6 f( h; O: |9 D*(spike yxis amean,lc(blue))(scatter yxis2 amean, lc(blue) msymbol(+) mlabel(amean))
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4 Q& Z* o0 E C2 g8 t/ X+ T% T$ @end
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