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Campaign Perceptions of Electoral Closeness: Uncertainty, Fear and Over-Confidence

Published online by Cambridge University Press:  22 September 2015

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Abstract

In partnership with state Democratic parties and the Obama campaign, the authors surveyed staffers from nearly 200 electoral campaigns in 2012, asking about the expected vote share in their races. Political operatives’ perceptions of closeness can affect how they campaign and represent citizens, but their perceptions may be wildly inaccurate: campaigns may irrationally fear close contests or be unrealistically optimistic. Findings indicate that political operatives are more optimistic than fearful, and that incumbent and higher-office campaigns are more accurate at assessing their chances. While the public may be better served by politicians fearing defeat, campaigns are typically staffed by workers who are over-confident, which may limit the purported benefits of electoral competition.

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© Cambridge University Press 2015 
Figure 0

Fig. 1Summary histogram: campaign operatives are over-optimistic, but generally accurate predictors Note: N=280. Vertical line at x=0 indicates perfect prediction.

Figure 1

Fig. 2Incumbent campaigns are more pessimistic predictors Note: Each point represents the mean value of all respondents associated with a particular candidate’s campaign. The name of each campaign cannot be revealed. The plot incorporates eighty-nine non-incumbent campaigns and thirty-eight incumbent campaigns. Among incumbent campaigns, 50 percent over-predict their vote share; among non-incumbent campaigns, 93 percent over-predict their vote share.

Figure 2

Fig. 3Workers for higher offices are generally better predictors Note: 95 percent confidence intervals are displayed. The y-axis plots the average absolute deviation between a worker’s prediction of the campaign’s expected vote share and the actual vote share in the election.

Figure 3

Fig. 4Predictions are more accurate in competitive races Note: 95 percent confidence intervals are displayed. Pre-election definitions of toss-up, lean and safe races were taken from http://www.realclearpolitics.com. Only federal races are measured in the left graph (due to data availability of pre-election media estimates of closeness). All races are included in the right graph.

Figure 4

Fig. 5Summary histogram: Obama workers are over-optimistic, but generally accurate predictors Note: N=2,583. Vertical line at x=0 indicates perfect prediction.

Figure 5

Fig. 6Predictions are more accurate in competitive races Note: 95 per cent Confidence Intervals are displayed. Pre-election definitions of toss-up, lean and safe states were taken from http://www.realclearpolitics.com.

Figure 6

Fig. 7Partisans in the mass public are over-optimistic predictors and less accurate than campaign operatives Note: Data come from a combined sample of two 1,000 person modules of the 2012 CCES and 2012 CCAP. Observation counts for this survey item are 702 Democrats, 476 Republicans, and 631 Independents. Vertical line at x=0 indicates perfect prediction.

Figure 7

Table 1Which Campaign Workers Accurately Predict Election Outcomes?

Supplementary material: PDF

Enos and Hersh supplementary material

Appendix

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