
------------------------------------------------------------------
                            yield      use: Y          yield      
                          ---------   -------   ------------------
                                (1)       (2)         (3)      (4)
------------------------------------------------------------------
(Intercept)               1527.5***   -1.0***   1527.5***    39.1*
                             (17.7)     (0.2)      (17.7)   (19.0)
urban: Y                               0.7***                     
                                        (0.1)                     
livch: 1                               0.8***                     
                                        (0.2)                     
livch: 2                               0.9***                     
                                        (0.2)                     
livch: 3+                              0.9***                     
                                        (0.2)                     
age                                       0.0                     
                                        (0.0)                     
abs2(age)                             -0.0***                     
                                        (0.0)                     
------------------------------------------------------------------
Estimator                       OLS        NL         OLS       NL
------------------------------------------------------------------
N                                30     1,934          30       30
R2                                                                
Adjusted R2                                                       
Within-R2                                                         
F                                                                 
F-test p value                                                    
First-stage F statistic                                           
First-stage p value                                               
Degrees of Freedom                                                
------------------------------------------------------------------

