robustbase (version 0.5-0-1)

wagnerGrowth: Wagner's Hannover Employment Growth Data

Description

Wagner (1994) investigates the rate of employment growth (y) as function of percentage of people engaged in producation activities (PA) and higher services (HS) and of the growth of these percentages (GPA, GHS) during three time periods in 21 geographical regions of the greater Hannover area.

Usage

data(wagnerGrowth)

source

Hubert, M. and Rousseeuw, P.~J. (1997). Robust regression with both continuous and binary regressors, Journal of Statistical Planning and Inference 57, 153--163.

References

Wagner J. (1994). Regionale Besch"aftigungsdynamik und h"oherwertige Produktionsdienste: Ergebnisse f"ur den Grossraum Hannover (1979-1992). Raumforschung und Raumordnung 52, 146--150.

Examples

data(wagnerGrowth)
## maybe
str(wagnerGrowth)


require(lattice)
(xyplot(y ~ Period | Region, data = wagnerGrowth,
         main = "wagnerGrowth: 21 regions @ Hannover"))

(dotplot(y ~ reorder(Region,y,median), data = wagnerGrowth,
         main = "wagnerGrowth",
         xlab = "Region [ordered by  median(y | Region) ]"))