Variable list Bayesian Structural Time-Series models Variable name Description sales Cigarette sales in packs Monthly series of manufactured cigarette plus hand-rolled sales. Thirty grams of hand-rolled tobacco are considered to be equivalent to one pack of 20 manufactured cigarettes. british Number of tourists from the UK Monthly series of numbers of tourists entering Spain from the United Kingdom. french Number of visitors from France Monthly series of numbers of visitors (tourists plus same-day visitors) entering Spain from France. unemployment Unemployment rate Monthly series of unemployment rates. price Average price of cigarettes Monthly series calculated respectively (for manufactured and hand-rolling cigarettes) as the ratio between the value of sales in euros and the volume of sales in millions of packs). The final average price was calculated by weighting each type of cigarette's average price based on its sales.