data.comp {desk}

Monthly Rentals and Qualitative Characteristics of Computers

Description

This is a data set on the monthly rentals of computers of different quality during the 1960s.

Usage

data.comp

Format

A data frame with 34 observations on the following four variables:

rent	monthly rental (in dollar).
mem	memory capacity computed from three different computer characteristics.
access	average time required to access information from memory.
mult	average time required to obtain and complete multiplication instruction.

Details

In Auer et al. (2023, Chaps. 13 & 14) these data are used to illustrate the specification of a multivariate regression model.

Source

The dataset was originally published by Chow (1967). For the purpose of desk it was imported from 3.5 inch floppy disk in ASCII format included in Berndt (1990). The dataset also available in the original format on Github.

References

Auer, L.v., Hoffmann, S. & Kranz, T. (2023): Ökonometrie - Das R-Arbeitsbuch, 2nd ed., Springer-Gabler (https://www.oekonometrie-lernen.de).

Chow, G.C. (1967): Technological Change and the Demand for Computers. The American Economic Review, 57, 1117–1130.

Berndt, E.R. (1990): The Practice of Econometrics: Classic and Contemporary. Addison-Wesley, 136-142.