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Table 1: UK Alcohol Expenditure and Prices and UK Income Year 2009 2010 2011 2012 2013 2014 2015 2016 2017 UK Household UK Alcohol expenditure on Price Index alcohol. (Es) 17,854 18,333 17 853 18,019 17,818 17,832 18,159 18,518 19,253 236.0 244.3 258.5 267.0 274.9 280.2 281.7 283.4 291.3 UK Mean Equivalised Disposable Income 27,977 27,938 27 283 26,658 27,343 28,530 29,029 29,812 29,099 Table 1 contains information about average UK income, I-JK alcohol prices and spending on alcohol taken from the ONS. Use consumer theory to explain the changes to the consumption of alcohol in the I-JK. (10 marks)