On this Picostat.com statistics page, you will find information about the Computers data set which pertains to Prices of Personal Computers . The Computers data set is found in the Ecdat R package. You can load the Computers data set in R by issuing the following command at the console data("Computers"). This will load the data into a variable called Computers. If R says the Computers data set is not found, you can try installing the package by issuing this command install.packages("Ecdat") and then attempt to reload the data. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the Computers R data set. The size of this file is about 253,886 bytes.

Prices of Personal Computers

Description

a cross-section from 1993 to 1995

number of observations : 6259

observation : goods

country : United States

Usage

data(Computers)

Format

A dataframe containing :

price

price in US dollars of 486 PCs

speed

clock speed in MHz

hd

size of hard drive in MB

ram

size of Ram in in MB

screen

size of screen in inches

cd

is a CD-ROM present ?

multi

is a multimedia kit (speakers, sound card) included ?

premium

is the manufacturer was a "premium" firm (IBM, COMPAQ) ?

ads

number of 486 price listings for each month

trend

time trend indicating month starting from January of 1993 to November of 1995.

Source

Stengos, T. and E. Zacharias (2005) “Intertemporal pricing and price discrimination : a semiparametric hedonic analysis of the personal computer market”, Journal of Applied Econometrics, forthcoming.

References

Journal of Applied Econometrics data archive : http://qed.econ.queensu.ca/jae/.

See Also

Index.Source, Index.Economics, Index.Econometrics, Index.Observations

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Dataset imported from https://www.r-project.org.