RDPerfComp {pder}

R and D Performing Companies

Description

yearly observations of 509 firms from 1982 to 1989

number of observations : 4072

number of time-series : 8

country : United States

package : panel

JEL codes: C51, D24

Chapter : 07

Usage

data(RDPerfComp)

Format

A dataframe containing:

id

firm identifier

year

year

y

production in logs

n

labor in logs

k

capital in logs

Source

author's website https://www.nuffield.ox.ac.uk/users/bond/index.html

References

Blundell, Richard and Stephen Bond (2000) “GMM Estimation with Persistent Panel Data: An Application to Production Functions”, Econometric Reviews, 19(3), 321-340, doi: 10.1080/07474930008800475 .