$\left(GDP(I)_t/GDP(I)_{t-1}\right)^4,$ &  \bf -0.05 &  &  &  \bf 0.89 &  &  &  \bf 0.55 & 0.71 \\ latest & (0.15) &  &  & (0.14) &  &  & (0.23) &  \\  &  \bf -0.06 &  \bf -0.01 &  &  \bf 0.88 &  \bf 0.05 &  &  \bf 0.50 & 0.71 \\  & (0.15) & (0.14) &  & (0.15) & (0.15) &  & (0.25) &  \\  &  &  \bf -0.18 &  &  &  \bf 0.63 &  &  \bf 1.64 & 0.20 \\  &  & (0.25) &  &  & (0.26) &  & (0.37) &  \\  \hline $\left(GDP(I)_t/GDP(I)_{t-1}\right)^4,$ &  &  \bf -0.22 &  &  &  \bf 0.72 &  &  \bf 1.38 & 0.25 \\ initial (3rd) &  & (0.23) &  &  & (0.25) &  & (0.34) &  \\  &  &  &  \bf -0.36 &  &  &  \bf 0.64 &  \bf 1.99 & 0.08 \\  &  &  & (0.29) &  &  & (0.28) & (0.41) &  \\  \hline 
