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if $\mathbf {sfusehist} =1$ then (use history)

$SFINSTABALL_{r,t}={\frac {PredictedTerm_{f,t}}{PredictedTerm_{f,t=1}}}*\mathbf {SFINSTABALL} _{r,t=1}$

where

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle PredictedTerm_{r,t}=ANALFUNC(GDPPCP_{r,t},DemocTerm_t,InfMorTerm_t,TradeTerm_t,Educ25Term_t)}

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle DemocTerm=DemoPolity_r}

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle InfMorTerm=\frac{INFMOR_r}{WINFMOR}}

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle TradeTerm=\frac{X_r+M_r}{GDP}*100}

$Educ25Term=EDYRSAG25_{r}$