Schmitt-Beck (1996) went further and hypothesized that media’s publishing of the electoral strengths of parties and candidates, which he documented through content analysis, would contribute to shaping voters’ expectations and stimulate a bandwagon effect. (OhioLINK ETDs)

But the experimental data tend to contradict the notion of the bandwagon effect as a rational partisan strategy. (Jim Schnabel)

On the other hand, if McCain surges in the polls in the last few days before the election, the bandwagon effect could have voters reconsidering and jumping off the Obama train. (Yahoo! News)