George Soros of New York-based Soros Fund Management earned an estimated $750 million in 2003, making him No. 1 in the latest ranking by Institutional Investor's Alpha of the world's most highly paid hedge fund managers. Junk-bond specialist David Tepper of Chatham, New Jersey-based Appaloosa Management takes second place, earning an estimated $510 million in 2003, followed by James Simons of Renaissance Technologies Corp. in East Setauket, New York, who pulled down $500 million. Soros regains the top spot in Alpha's third annual ranking of top hedge fund earners after falling off the list last year, when Bruce Kovner of...