When evaluating the net impact of a series of percentage changes, we predict that consumers may employ a "whole number" computational strategy that yields a systematic error in their calculation. We report on three studies conducted to examine this issue. In the first study we identify the...

What political candidates say during their campaign and when they say it are critical to their success. In three experiments, we show that abstract, "why"-laden appeals are more persuasive than concrete, "how"-laden appeals when voters' decision is temporally distant; the reverse is true when...