Aaron Honour asked 6/29/2016 Which econometric model should I use? main equation: Y=x1+x2+x3+u1 I have explanatory variables for each of the variables So: x1=p1+p2+p3+u2 x2= s1+s2+s3+s2 x3= a1+a2+a3+u2Which model will allow me to include them all?