.SHORTLY AFTER announcing his compete the Democratic election in 1960, John F. Kennedy pointed out: "I do not recall a single case where a vice-presidential candidate assisted an appointing ballot." Still, the north-easterner decided on Lyndon Johnson as his running-mate, hoping that the legislator from Texas would help him in southern states. Johnson tore throughout the South in a learn nicknamed the LBJ Express, reaching rallies in a ten-gallon hat to the strains of "The Yellow Rose of Texas". After he succeeded, Kennedy acknowledged that "our experts couldn't have lugged the South without Johnson". That Johnson "supplied the South" is right now received wisdom. However just how much variation perform vice-presidential choices actually create in political elections?