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Aims: To study the effect of changes in income as well as prices of beer and arrack, on alcohol sales in Sri Lanka during the period 1981–2017. Design: The analyses were conducted by means of ARIMA time series analysis for arrack and beer separately. Measures: Yearly data on the sales of beer and arrack in the entire country were used. National GDP figures were used as a proxy measure of income, and yearly price data for arrack and beer were from Colombo, the largest metropolitan area in thedoi:10.7895/ijadr.277 fatcat:su3coabo6ndqrjvwa56exsnygu