A panel of 595 individuals from 1976 to 1982, taken from the Panel Study of Income Dynamics (PSID).
The data are organized as a stacked time series/balanced panel, see Examples on how to convert to a pdata.frame.
Baltagi, Badi H. (2001) Econometric Analysis of Panel Data, 2nd ed., John Wiley and Sons.
Baltagi, Badi H. (2013) Econometric Analysis of Panel Data, 5th ed., John Wiley and Sons.
Cornwell, C. and P. Rupert (1988) Efficient estimation with
panel data: an empirical comparison of instrumental variables
estimators, Journal of Applied Econometrics, 3(2), pp. 149--155.