贝塔系数密切了个股和大盘的关联，反映快，你在顶部逃得快，如图；-----
{贝塔系数}
INPUT:B(10,1,30);
贝塔:(CLOSE/REF(CLOSE,B))/("SH1A0001$CLOSE"/REF("SH1A0001$CLOSE",B)),LINETHICK0,PRECIS2;
PARTLINE(贝塔,贝塔<REF(贝塔,1),RGB(0,255,0),贝塔>REF(贝塔,1),RGB(255,0,0)),LINETHICK2,LAYER0;
MAB:WMA(贝塔,B),COLORYELLOW,LINETHICK2,LAYER0;
FILLRGN(贝塔,1.07,贝塔>1.07 and 贝塔>MAB),COLOR0055FF,LAYER2;
FILLRGN(贝塔,1.07,贝塔>1.07 and 贝塔<MAB,RGB(0,0,255)),LAYER2;
角度:ATAN(贝塔-REF(贝塔,1))*180/3.1416,Color0000FF,PRECIS2,LINETHICK0;
1,COLOR00FF99,LAYER0;
1.07,COLORFF9900,LINETHICK2,LAYER0;
FILLRGN(1,1.07,1<1.07,RGB(60,0,50)),COLORFF0000,LAYER7;
STICKLINE(贝塔>MAB,MAB,贝塔,0.0,1),COLORRED;
STICKLINE(贝塔<MAB,MAB,贝塔,0.0,1) ,COLOR00FF00;
DRAWTEXTabs(0,0,'贝塔：'+NUMTOSTRN(贝塔,3)),LINETHICK6,COLORCCFFCC;
DRAWTEXTabs(140,0,' 角度：'+NUMTOSTRN(角度,3)),LINETHICK6,COLORCC77FF;
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