Do vice-presidential picks matter?

.SHORTLY AFTER introducing his compete the Autonomous nomination in 1960, John F. Kennedy claimed: “I do not recollect a singular situation where a vice-presidential applicant supported a selecting ballot.” Still, the north-easterner chosen Lyndon Johnson as his running-mate, hoping that the politician coming from Texas will help him in southern states. Johnson tore around the South in a learn nicknamed the LBJ Express, arriving at rallies in a ten-gallon hat to the pressures of “The Yellowish Rose of Texas”.

After he gained, Kennedy confessed that “our company could not have lugged the South without Johnson”. That Johnson “supplied the South” is currently acquired wisdom. But how much variation perform vice-presidential picks actually create in elections?