Shopping at malls;
http://www.ires.nus.edu.sg/workingpapers/IRES2007-002.pdf
Vacations;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Sea food;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Cabs;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Beer;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Wine;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Fashion;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Electronics;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Restaurants;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Cigarettes;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Coffee;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Rent;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Petrol;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Domestic Help;
http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/household_income_and_expenditure/hes1213.pdf
Electricity;
http://data.worldbank.org/indicator/EG.USE.ELEC.KH.PC