Table 3 Weighted ordinary least squares model of the conditional demand for cigarettes (dependent variable log of the number of packs smoked per month)
Explanatory variablesCoefficientsT statistics
Price−0.4538***[9.39]
Ln (income per person)0.2435***[12.02]
Primary school−0.0590[1.22]
Secondary school−0.0359[0.64]
University0.0452[0.63]
Female−0.0163[0.39]
Age0.0212***[3.68]
Age squared−0.0002***[2.95]
Alcohol0.0887**[2.20]
Adults age 18+ in household0.0738*[1.76]
Adults age 18+ squared−0.0081[1.42]
Year
    1996−0.0667[1.30]
    19980.0211[0.40]
    2000−0.0277[0.50]
    2002−0.0506[0.91]
    2004−0.0949*[1.82]
    2005−0.3621***[7.20]
Constant0.4400*
Observations9265

  • *p<0.1; **p<0.05; ***p<0.01.

  • R2 = 0.1139.