Do vice-presidential picks matter?

.SHORTLY AFTER introducing his compete the Autonomous election in 1960, John F. Kennedy said: “I do not recollect a single instance where a vice-presidential candidate supported an electoral ballot.” Still, the north-easterner selected Lyndon Johnson as his running-mate, wishing that the politician from Texas will assist him in southern states. Johnson tore all over the South in a learn nicknamed the LBJ Express, arriving at rallies in a ten-gallon hat to the stress of “The Yellow Flower of Texas”.

After he succeeded, Kennedy admitted that “our experts could not have actually brought the South without Johnson”. That Johnson “delivered the South” is currently received wisdom. Yet just how much variation carry out vice-presidential choices actually make in vote-castings?