S&P 500 according to GDP forecast by GDPnow 2016-05-28

Now the target value at the end of 2016 is 2339.

> 0.603*(predict(VAR(v_XCPG_1992_2016,lag=6))$fcst$GDP[,1])-7791
 [1] 2249.308 2266.049 2280.233 2294.785 2306.989 2318.216 2328.660 2339.162 2349.197 2358.947