C N G H L T H γ t − 1 = ( G D S γ , g = h e a l t h G D P γ − G D S γ , g = h e a l t h t = 1 G D P γ t = 1 ) ∗ e l m f p h l {\displaystyle CNGHLTH_{\gamma }^{t-1}=({\frac {GDS_{\gamma ,g=health}}{GDP_{\gamma }}}-{\frac {\mathbf {GDS} _{\gamma ,g=health}^{t=1}}{\mathbf {GDP} _{\gamma }^{t=1}}})*\mathbf {elmfphl} }