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Querying Web Sites

Web sites can be a rich source of information for your workbooks—particularly financial sites and sites that offer products for sale. By building a query to such a site, you can refresh the results whenever you want without having to use your browser.

CASE STUDY: Getting Financial Data

Suppose that you want to keep an eye on both the levels and volume of major financial market indices. Doing so can be a good way to tell whether the markets are starting to turn, whether up or down.


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