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Elasticity

Publication

The Demand for Cigarettes: New Evidence from South Africa

Alfred K. Mukong & Ernest Ngeh Tingum
This paper provides an extensive analysis of the demand for cigarettes based on longitudinal data drawn from the South Africa National Income and Dynamic Study (NIDS: 2008 - 2014). We compare the results of the pooled OLS (POLS), the standard two-part model, the random and the fixed effect (RE, FE...
May 2018
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Publication

The Impact of Economic Freedom on Economic Growth in the SADC: An Individual Component Analysis

Vsevolod I. Gorlach and Pierre Le Roux
The SADC is attempting to achieve development and economic growth. This paper investigates the relationship between economic freedom – in aggregate and on an individual component basis – on economic growth in the SADC. The annual data for 13 SADC countries from 2000 to 2009 are used to construct a...
Jan 2013
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Publication

Consumer demand for alcoholic beverages and tobacco in Lesotho: A double-hurdle approach

Ramaele Moshoeshoe
In this paper, we estimate income elasticities and investigate the determinants of alcohol and tobacco consumption in Lesotho using a Double-Hurdle model on the 2002/03 Lesotho HBS data. The results reveal that both alcohol and tobacco are income inelastic with estimated elasticities of 0.6553 and...
Sep 2012
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