---- Gmm ----
The estimation sample is:  1970(1) - 1998(1)
The dependent variable is: inf_pgdp
The dataset is: ..\..\GGdata.xls
Linear 2-step GMM estimation.
HAC kernel weights: Bartlett (Newey-West) with bandwidth = 4 (automatic).
Parameter names set incorrecty.
                  Coefficient  Std.Error  t-value  t-prob
lambda               0.0201149    0.01229     1.64   0.105
gammaf               0.614202    0.05426     11.3   0.000
inf_lag_1              0.350635    0.05607     6.25   0.000
Constant            0.0315529    0.02784     1.13   0.259

Gmm objective         -5.0693  no. of mom. cond.          11
no. of observations       113  no. of estim. param.        4
mean(inf_pgdp)        1.18298  var(inf_pgdp)        0.390471
Hansen test of overident. restr. Chi^2(7) = 5.49775 [0.5995]

Instruments used : Constant, inf_pgdp_1, inf_pgdp_2, inf_pgdp_3, inf_pgdp_4, lsnfb_1, lsnfb_2, ygap_qt_1,
ygap_qt_2, inf_wage_1, inf_wage_2

Variance matrix for lambda, gammaf:

   0.00015115  -0.00023097
  -0.00023097    0.0029446