销售毛利率 净利率 净资产收益率
{巴菲特选股}
N1:=40; N2:=5; N3:=15; A1:=(FINANCE(20)-FINANCE(21) )/FINANCE(20)*100>N1; {销售毛利率} A2:=FINANCE(30)/FINANCE(20)*100>N2; {净利率} A3:=FINANCE(30)/FINANCE(19)*100>N3; {净资产收益率} BFTXG:A1 AND A2 AND A3;
