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Cliff Ratza
Cliff Ratza considers himself a "simple scholar" having parlayed four degrees (math and physics, business and computer science) into a business career spanning numerous jobs, compa...voir plusCliff Ratza considers himself a "simple scholar" having parlayed four degrees (math and physics, business and computer science) into a business career spanning numerous jobs, companies, and industries. He grew up in Chicago, graduating from top Illinois universities, then launched his business career and later returned to Chicago where he teaches at three universities while handling clients of his market consulting business.voir moins
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