logo
episode-header-image
Yesterday
18m 59s

Can We Trust Election Prediction Markets...

Bloomberg and iHeartPodcasts
About this episode

With the US midterms fast approaching, voters and the media are increasingly looking to a new forecasting tool: prediction markets.

The leading platforms, Kalshi and Polymarket, have been touted as a truth serum for political forecasting — arenas for mass betting that reveal what people really think when they’ve got money on the line. But a new Bloomberg investigation has found evidence that these markets are vulnerable to manipulation.

On today’s Big Take podcast, host Sarah Holder and Bloomberg investigative reporter Liam Vaughan dig into what can happen when prediction markets mix with politics — and how cheap and easy it can be to sway them.

Read more: How a Few Hundred Dollars Could Manipulate Election Prediction Markets

We have a special Bloomberg subscription offer for podcast listeners at Bloomberg.com/podcastoffer.

Hosted by Sarah Holder; Produced by Victor Swezey and David Fox; Reported by Liam Vaughan; Edited by Tracey Samuelson.

Fact-checking by Julia Press; Engineering by Alex Sugiura.

Senior Producer: Naomi Shavin; Deputy Executive Producer: Julia Weaver. Executive Producer: Nicole Beemsterboer.

See omnystudio.com/listener for privacy information.

Up next
Jul 28
How India’s Cockroach Party Became a Political Force
Weeks of student-led protests forced the resignation of India’s education minister, in a rare public setback for Prime Minister Narendra Modi. On today’s Big Take Asia podcast, guest host Rebecca Choong Wilkins and Bloomberg reporter Atul Dev discuss how India’s cockroach movemen ... Show More
18m 24s
Jul 27
Trump Rebuilds His Tariff Wall, Brick by Brick
As President Trump paused strikes on Iran over the weekend, he ratcheted up pressure on another front: his renewed trade war. On Friday, the US president imposed levies of 10 or 12.5% on 60 economies, the first in many steps to rebuild the tariff wall destroyed when the Supreme C ... Show More
16m 43s
Jul 26
Weekend Listen: Can the US Actually Tax Billionaires?
As wealth becomes increasingly concentrated — and artificial intelligence threatens to shift even more income from workers to investors — has the US tax system become outdated? On this Weekend Listen, Trumponomics' Stephanie Flanders speaks with Harvard professor Jason Furman, a ... Show More
23m 33s
Recommended Episodes
Oct 2023
Invaluable bonds: rising borrowing costs
<p>America may have avoided a government shutdown last month but its fiscal worries are far from over. And unease in <a href="https://www.economist.com/leaders/2023/09/28/forget-the-shutdown-americas-real-fiscal-worry-is-rising-bond-yields?utm_campaign=a.io&utm_medium=audio.podca ... Show More
25m 4s
Sep 2021
Surviving Pay Phones Evoke U.S. Past
Bloomberg News Senior Editor for U.S. Health Care Drew Armstrong discusses how the fast-spreading delta variant has flooded hospitals across the South. Bloomberg City Lab Writer David Dudley shares his Businessweek Magazine story Surviving Pay Phones Evoke Lost U.S. Network of 2 ... Show More
36m 26s
Mar 2024
Cracks widen in Israel’s war cabinet
<p>China has pledged “computing vouchers” to subsidise its AI startups, Bayer is still struggling to move past its Roundup woes, and an Israeli senior minister visits the White House. Plus, Warren Buffett is sounding the alarm over wildfires and the utilities industry. <strong>&n ... Show More
12 m
Aug 2025
Wall Street digests bitter economic data
The FT’s US financial commentator joins to discuss how investors are responding to unsettling new economic data, and Germany’s biggest sports retailer is considering relocating some manufacturing to China. Plus, US President Donald Trump is using tariffs to target Brazil’s judici ... Show More
10m 58s
Mar 2025
Trump-Carney call, Dow plunges, cloning fashion models & more
We start with an escalating trade war between the US and Canada. Hot inflation data has investors worried. Search and rescue operations are underway following a devastating earthquake in Myanmar. Tensions are ramping up again between Israel and Hezbollah. Plus, we’ll tell you how ... Show More
6m 49s
Sep 2023
EV Power Play, Game Changing Oil Find & CBI 'Cash Crunch'
On today's podcast: (1) The EU's Ursula von der Leyen tells Bloomberg China's massive EV subsidies need to be investigated. (2) Rishi Sunak considers pushing back the 2030 ban on new petrol and diesel cars. (3) The CBI calls off its AGM at the last minute, amid 'cash-flow challen ... Show More
16m 52s
Jan 2023
How to handle the Biden docs
<p>Tommy and Ben discuss the Davos summit, the latest round of Biden documents, the U.K. blocking a Scottish law that would make gender change easier, more Russian attacks in Ukraine, the new climate spotlight on the UAE, protests in Israel, China’s population on the decline, and ... Show More
1h 15m