invest {pdR} | R Documentation |
investment data of 565 listed companies, 1973-1987, from Hansen's example
data(invest)
A pooled data frame
invest[,1]
investment/assets
invest[,2]
Tobin's Q
invest[,3]
cash-flow/assets
invest[,4]
debt/assets
This is a pooled data frame, without date (T) and cross-section(N) ID columes
#data(invest)
#head(invest)