Question $3-$ Model with real and nominal variables

Assume the following model, a modified version of the model pcnom.R with price and wage rigidity seen in

class.

pcfisc$\_$eqs $<-$ sfcr$\_$set$($

eq$1=$ Y ~ C $+$ G$,$

eq$2=$ Yn ~ Y $*$ P$,$

eq$3=$ N ~ Y $/$ prod