Please refer to "Research a Company" section in this guide.
Alcoholic beverages -- Apparel -- Computers -- Education -- Entertainment -- Financial products and services -- Furnishings and equipment -- Gifts for people in other households -- Groceries -- Health care -- Household services -- Housekeeping supplies -- Personal care -- Reading material -- Restaurants and carry-outs -- Shelter -- Telephone -- Tobacco products -- Transportation -- Travel -- Utilities -- About the consumer expenditure survey -- Percent reporting expenditure and amount spent, average quarter 2008 -- Spending by product and service ranked by amount spent, 2008 -- Household spending trends, 2000-2008
Sometimes the library does not provide access to the data you need. It is also possible that there is not much established market research for your industry. If this is the case, articles from trade publications and information provided by industry associations may be your best bet!