icecream: Ice Cream Consumption

In orcutt: Estimate Procedure in Case of First Order Autocorrelation

Description

four weekly observations from 1951-03-18 to 1953-07-11 in United States (30 observations)

Usage

data("icecream")

Format

A data frame with 30 observations on the following 4 variables.

price

price of ice cream (per pint);

cons

consumption of ice cream per head (in pints);

income

average family income per week (in US Dollars);

temp

average temperature (in Fahrenheit);

Source

Hildreth, C. and J. Lu (1960) Demand relations with autocorrelated disturbances, Technical Bulletin No 2765, Michigan State University.

References

Verbeek M. (2004) A guide to modern econometrics, John Wiley & Sons Ltd

Examples

data(icecream)
summary(icecream)

Example output

Loading required package: lmtest
Loading required package: zoo

Attaching package: 'zoo'

The following objects are masked from 'package:base':

    as.Date, as.Date.numeric

     price             cons            income           temp      
 Min.   :0.2600   Min.   :0.2560   Min.   :76.00   Min.   :24.00  
 1st Qu.:0.2685   1st Qu.:0.3113   1st Qu.:79.25   1st Qu.:32.25  
 Median :0.2770   Median :0.3515   Median :83.50   Median :49.50  
 Mean   :0.2753   Mean   :0.3594   Mean   :84.60   Mean   :49.10  
 3rd Qu.:0.2815   3rd Qu.:0.3912   3rd Qu.:89.25   3rd Qu.:63.75  
 Max.   :0.2920   Max.   :0.5480   Max.   :96.00   Max.   :72.00  

orcutt documentation built on May 2, 2019, 2:19 a.m.