ASHINGTON, March 25 — Responding to widespread anxiety about the movement of American jobs overseas, Senator John Kerry plans to propose on Friday a sweeping revision of international corporate taxes intended to prompt companies to invest more money in the United States. Aides said Mr. Kerry, the presumptive Democratic presidential nominee, would also challenge President Bush by saying his administration would spawn 10 million additional jobs over four years. Democrats often point out that more than two million jobs have been lost since Mr. Bush became president. In a speech he is scheduled to deliver at Wayne State University in...