United States | Campaign calculus

Where is Kamala Harris’s convention bounce?

And what its absence means for election forecasting

Balloons are dropped after a speech by US Vice President Kamala Harris.
Photograph: Getty Images

National conventions are among the biggest spectacles of the presidential campaign. What was once a formal exercise to adopt a policy platform and nominate candidates is now a political variety show. Tightly choreographed, each party performs an all-singing, all-dancing televised audition to the nation, culminating in a curtain call and balloon drop. While this might look out of place in an era of political cynicism, millions of voters watch and reward the garish performances in opinion polls. After Bill Clinton, then governor of Arkansas, took to the stage in 1992, for example, voters were so impressed that his poll numbers leapt eight percentage points, putting him on course for victory.

Explore more

This article appeared in the United States section of the print edition under the headline “Eeyore’s balloon”

From the September 7th 2024 edition

Discover stories from this section and more in the list of contents

Explore the edition

Discover more

Former Maryland Governor Larry Hogan, speaks to the press after the Maryland Senate debate in Maryland.

Why Larry Hogan’s long-odds bid for a Senate seat matters

He offers conservatives a pragmatic path beyond Trumpism

Democratic suppporters at the campaign trail for Vice President Harris, Pittsburgh, USA.

Polarisation by education is remaking American politics

The battle for Pennsylvania is a test case for new coalitions of Democrats and Republicans



Hurricane Milton inundates Florida

Three factors laid the ground for its destructiveness

Shirley Chisholm is still winning

The first black woman to run for president taught a lesson in making political change

US election forecast: who will control the House of Representatives?

Our prediction model assesses each party’s chance of winning the chamber