Displaying 1 result from an estimated 1 matches for "c4gd".
Did you mean:
c4g
2012 Mar 21
1
How to do 2SLS in R
...have taken from
Basic Econometrics- Damodar Gujarati :
Advertising intensity function:
Ad/S = a0 + a1M + a2 (CD/S) + a3C + a4C2 + a5Gr + a6Dur – (1)
Concentration function:
C = b0 + b1 (Ad/S) + b2 (MES/S) -(2)
Price-cost margin function:
M = c0 + c1(K/S) + c2Gr + c3C + c4GD + c5(Ad/S) + c6 (MES/S) -(3)
where
Ad = advertising expense
S = value of shipments
C = four-firm concentration ratio
CD = consumer demand
MES = minimum efficient scale
M = price/cost margin
Gr = annual rate of growth of industrial production
Dur = dummy variable for durable goods industry
K =...