gretl-data 1.9.9-1 / usr / share / gretl / data / misc / engel.gdt

<?xml version="1.0" encoding="UTF-8"?>
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<gretldata version="1.1" name="engel" frequency="1" startobs="1" endobs="235" type="cross-section">
<description>Engel Food Expenditure Data used in Koenker, R. and Bassett, G (1982) 
Robust Tests of Heteroscedasticity based on Regression Quantiles, 
Econometrica, 50, 43–61.

The data set consists of 235 observations on income and expenditure 
on food for Belgian working class households. 
</description>
<variables count="2">
<variable name="foodexp"
 label="Annual Household Food Expenditure in Belgian Francs"
/>
<variable name="income"
 label="Annual Household Income in Belgian Francs"
/>
</variables>
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