tax2.def year inc tax OBS: 60 observations year = year inc = firm income tax = firm tax Variable | Obs Mean Std. Dev. Min Max -------------+-------------------------------------------------------- year | 60 1988.5 .5042195 1988 1989 inc | 60 5.639617 2.477504 2.015 10.579 tax | 60 1.075367 .5289521 .246 2.221