and here is why
article here
In the 2000 race, Nader won less than 3 percent of the vote nationally. But many Democrats are convinced he tipped the election toward Bush because the president's margin of victory in two states -- Florida and New Hampshire -- was smaller than the number of people who voted for Nader.
Had Gore carried either of those states, he would have carried the Electoral College and won the presidency.
Nader works for the republicans he is their ace in the hole to get bushy re elected