Snmesp {plm} | R Documentation |
a panel of 738 observations from 1983 to 1990
number of observations : 5904
observation : firms
country : Spain
data(Snmesp)
A dataframe containing :
Alonso–Borrego, C. and Arellano, M. (1999) Symmetrically Normalized Instrumental-Variable Estimation Using Panel Data, Journal of Business and Economic Statistics, 17(1), 36–49.
Journal of Business Economics and Statistics web site : http://www.amstat.org/publications/jbes/.