Falling interest rates could cause dividend stock prices to surge.Higher interest rates over the past couple of years have weighed on many dividend stocks. They make borrowing money to fund acquisitions and expansion projects more expensive, which can slow growth. Higher rates also make lower-risk income options like bonds more attractive. That weighs on the value of dividend stocks, pushing up their yields to more enticing levels.Rates could go from a headwind to a tailwind for dividend stocks in the comin ...