
---------------------------------------------------------------------
                                    SepalLength            SepalWidth
                          ------------------------------   ----------
                               (1)        (2)        (3)          (4)
---------------------------------------------------------------------
(Intercept)               6.526***                                   
                           (0.479)                                   
SepalWidth                  -0.223   0.432***   0.506***             
                           (0.155)    (0.081)    (0.103)             
PetalLength                          0.776***   0.830***      1.048**
                                      (0.064)    (0.069)      (0.362)
PetalWidth                                       -0.312*             
                                                 (0.154)             
SepalLength                                                    -0.313
                                                              (0.239)
---------------------------------------------------------------------
Species                                   Yes        Yes          Yes
isSmall                                              Yes             
---------------------------------------------------------------------
Estimator                      OLS        OLS        OLS           IV
---------------------------------------------------------------------
N                              150        150        150          150
R2                           0.014      0.863      0.867        0.080
Adjusted R2                  0.007      0.860      0.861        0.055
Within-R2                               0.642      0.595       -0.535
F                            2.074    129.736     69.567       17.468
F-test p value               0.152      0.000      0.000        0.000
First-stage F statistic                                        19.962
First-stage p value                                             0.000
Degrees of Freedom             147        145        143          145
---------------------------------------------------------------------

