STOCK PURCHASE AGREEMENT, dated as of January 7, 1999, among ZURICH INSURANCE COMPANY ("Zurich Insurance"), ZURICH AMERICAN INSURANCE COMPANY ("Zurich American"), CENTRE REINSURANCE LIMITED ("Centre Re"), ZURICH REINSURANCE (NORTH AMERICA), INC....Stock Purchase Agreement • January 12th, 1999 • Zurich Insurance Co • Accident & health insurance • New York
