The Financial Times Must register first, but it's free. Offers an excellent archive search . Many excellent world papers. You can even personalize the newspapers you always want searched News-Review Free search and retrieval from limited number of economic publications. The archive contains over 100,000 articles.
Search engine allows non-subscribers to find articles by company, person or individual word.
Download the full text of the articles for a charge of 1 each. This instrument can teach, it can illuminate, yes, it can even inspire. But it can do so only to the extent that humans are determined to use it to those ends.