summary.aidsElas: Summarizing the Elasticities of an Almost Ideal Demand System

In micEconAids: Demand Analysis with the Almost Ideal Demand System (AIDS)

Description

These functions summarize and print the estimated elasticities of an Almost Ideal Demand System (AIDS).

Usage

## S3 method for class 'aidsElas'
summary( object, ... )

## S3 method for class 'summary.aidsElas'
print( x, ... )

Arguments

object	an object of class aidsElas.
x	an object of class summary.aidsElas.
...	currently ignored.

Value

summary.aidsEst returns a list of class summary.aidsElas. It is identical to the provided object (except for its class), but it contains following additional element:

table

a matrix with 4 columns: all elasticities, their standard errors (if available), their t-values (if available), and their P-values (if available).

Author(s)

Arne Henningsen

See Also

aidsElas, aidsEst.

Examples

   # Using data published in Blanciforti, Green & King (1986)
   data( Blanciforti86 )
   # Data on food consumption are available only for the first 32 years
   Blanciforti86 <- Blanciforti86[ 1:32, ]

   ## Repeating the demand analysis of Blanciforti, Green & King (1986)
   estResult <- aidsEst( c( "pFood1", "pFood2", "pFood3", "pFood4" ),
      c( "wFood1", "wFood2", "wFood3", "wFood4" ), "xFood",
      data = Blanciforti86, method = "IL" )
   summary( elas( estResult ) )

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

Loading required package: micEcon

If you have questions, suggestions, or comments regarding one of the 'micEcon' packages, please use a forum or 'tracker' at micEcon's R-Forge site:
https://r-forge.r-project.org/projects/micecon/
                     Estimate Std. Error  t value  Pr(>|t|)    
Ex q_wFood1         2.0579054  0.1317822  15.6160 < 2.2e-16 ***
Ex q_wFood2         1.2318822  0.2373731   5.1896 1.441e-06 ***
Ex q_wFood3         0.3923743  0.2331971   1.6826  0.096169 .  
Ex q_wFood4         0.1569124  0.2125082   0.7384  0.462340    
Eh q_wFood1 pFood1 -0.3685560  0.0648422  -5.6839 1.857e-07 ***
Eh q_wFood1 pFood2 -0.2572317  0.0518912  -4.9571 3.670e-06 ***
Eh q_wFood1 pFood3  0.0991239  0.0338115   2.9317  0.004343 ** 
Eh q_wFood1 pFood4  0.5266639  0.0764167   6.8920 9.462e-10 ***
Eh q_wFood2 pFood1 -0.3969790  0.0801334  -4.9540 3.716e-06 ***
Eh q_wFood2 pFood2 -0.0079741  0.1787446  -0.0446  0.964523    
Eh q_wFood2 pFood3  0.1561335  0.1145262   1.3633  0.176431    
Eh q_wFood2 pFood4  0.2488197  0.1372496   1.8129  0.073420 .  
Eh q_wFood3 pFood1  0.2320413  0.0788551   2.9426  0.004206 ** 
Eh q_wFood3 pFood2  0.2368318  0.1736776   1.3636  0.176328    
Eh q_wFood3 pFood3 -0.7729862  0.1339427  -5.7710 1.284e-07 ***
Eh q_wFood3 pFood4  0.3041131  0.1140582   2.6663  0.009198 ** 
Eh q_wFood4 pFood1  0.4680872  0.0678576   6.8981 9.207e-10 ***
Eh q_wFood4 pFood2  0.1432963  0.0792222   1.8088  0.074062 .  
Eh q_wFood4 pFood3  0.1154626  0.0435560   2.6509  0.009593 ** 
Eh q_wFood4 pFood4 -0.7268461  0.1241972  -5.8524 9.079e-08 ***
Em q_wFood1 pFood1 -1.0115920  0.0641136 -15.7781 < 2.2e-16 ***
Em q_wFood1 pFood2 -0.6739018  0.0627993 -10.7310 < 2.2e-16 ***
Em q_wFood1 pFood3 -0.1755696  0.0403554  -4.3506 3.798e-05 ***
Em q_wFood1 pFood4 -0.1968420  0.0927372  -2.1226  0.036733 *  
Em q_wFood2 pFood1 -0.7819066  0.0793964  -9.8481 1.170e-15 ***
Em q_wFood2 pFood2 -0.2573969  0.2104341  -1.2232  0.224686    
Em q_wFood2 pFood3 -0.0083007  0.1176628  -0.0705  0.943927    
Em q_wFood2 pFood4 -0.1842780  0.1242839  -1.4827  0.141892    
Em q_wFood3 pFood1  0.1094356  0.1058545   1.0338  0.304183    
Em q_wFood3 pFood2  0.1573867  0.2040910   0.7712  0.442776    
Em q_wFood3 pFood3 -0.8253611  0.1289141  -6.4024 8.349e-09 ***
Em q_wFood3 pFood4  0.1661645  0.1002426   1.6576  0.101124    
Em q_wFood4 pFood1  0.4190566  0.0872779   4.8014 6.786e-06 ***
Em q_wFood4 pFood2  0.1115258  0.1051841   1.0603  0.292051    
Em q_wFood4 pFood3  0.0945176  0.0611394   1.5459  0.125879    
Em q_wFood4 pFood4 -0.7820124  0.1214510  -6.4389 7.109e-09 ***
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

micEconAids documentation built on May 2, 2019, 5:21 p.m.