MAKING WAVES W's Hoover Helpers THINK OF IT as the Stanford kitchen cabinet. As Texas Gov. George W. Bush dominates the early polls in the Republican Party presidential sweepstakes, he's honing his policy positions with the help of a brain trust of scholars and former government officials at the Hoover Institution. A look at some of the advisers, the advice they're giving and where they might fit in a Bush administration: a Credentials Sample Advice Possible Appointment Martin Anderson Domestic and economic policy adviser to Ronald Reagan; policy adviser to Bob Dole's 1996 presidential campaign Reduce tax rates,especially for those near the poverty line White House staff Michael Boskin Chair of George Bush's White House Council of Economic Advisers Adjust downward the consumer price index to lower government's Social Security costs Treasury secretary or chair of the White House National Economic Council John Cogan Deputy director of Reagan's Office of Management and Budget Insist on more accurate budget numbers before assessing policy choices Director of the Office of Management and Budget Bill Evers Former member of California commission for academic content and performance standards Use standardized testing to boost student performance in grades K-12 Education Department or White House staff Condoleezza Rice Member of Bush's National Security Council specializing in Soviet affairs Reorient U.S.-Russian relations to focus on security issues rather than military/economic reforms National security adviser or secretary of state George Shultz Secretary of state under Reagan; Richard Nixon's secretary of labor and treasury Treat foreign policy and defense strategy as a unified whole After three Cabinet posts, he's unlikely to return to Washington