Displaying 1 result from an estimated 1 matches for "difprofit".
2012 Jul 09
0
Problem in plm package
...t;- read.dta('kpfull1.dta')
summary(data)
attach(data)
# profit share ratio. as profit I take profit in 91 which is the closest
year and as share I take number of shares offered for voucher scheme
data$profit_share <- p91/tnsvp
data$debt_assets <- d91/naba
data$naba3 <- naba^3
data$difprofit <- p91-p90
data$agri <- (mind==1)*1
data$hi <- (mind==2)*1
data$li <- (mind==3)*1
data$constr <- (mind==4)*1
data$trans <- (mind==5)*1
data$trade <- (mind==6)*1
data$rd <- (mind==7)*1
data$ser <- (mind==8)*1
data$fin <- (mind==9)*1
data$for1 <- data[,7]
detach(data)...