<P> (1) (2) (3) (4) (5) (6)
INTERCEPT -1.4625*** -1.9294*** -1.6670*** -1.5238*** -2.2189*** -1.5603***
(255.8372) (185.2898) (298.2622) (263.9823) (209.0065) (255.9571)
MIDCONCEN 0.5295*** 0.5611***
(15.8160) (15.2407)
HICONCEN 1.0289*** 1.1427***
(31.2782) (34.5082)
PREFINANCE 0.4075*** 0.3393*** 0.4693**
(11.8439) (7.0013) (4.5049)
PREFINANCE*LOWCONCEN -0.3224
(1.3632)
PREFINANCE*MIDCONCEN -0.0763
(0.1137)
FCF 0.2037 0.1086 0.2941 0.3063 0.2819 -0.0510
(0.2638) (0.0737) (0.5031) (0.5858) (0.4469) (0.0372)
ROA 0.8320*** 0.7732*** 1.0011*** 0.8235*** 0.9295*** 3.1580***
(13.2685) (11.1145) (18.0699) (12.9215) (14.9799) (8.2609)
DIVPt-1 0.8293*** 0.8101*** 0.7975*** 0.7889*** 0.7419*** 1.1370***
(67.3945) (63.2022) (56.0763) (59.9157) (46.8519) (142.7375)
Chi-square 82.1767*** 115.0872*** 296.1234*** 93.7303*** 337.9886*** 156.1420***
这是我在一篇文章中看到的结果,一个方程怎么能出现这么多的估计结果呢? </P>
<P>用什么方法进行估计的呢? 我们常见的估计方法有那些? 什么软件做的呢请大家指教? 我将文章传了上来，请指教</P>

[此贴子已经被作者于2005-7-10 20:57:11编辑过]