For Greece, in particular, there are three empirical studies ana1yzing cigarette demmand. From these, only the study by Hondroyiannis and Papapetrou has taken into account the stochastic nature of the variables analyzed by considering the stationarity and cointegration of the related variables. Nevetiheless, they have failed to incorporate straightfonward theoretical properties on the estimated demand function, and they have also used nominal instead of real disposable income, which makes it difficult to interpret their results