

More or Less: Behind the Stats
BBC Radio 4
Tim Harford and the More or Less team try to make sense of the statistics which surround us. From BBC Radio 4
Episodes
Mentioned books

32 snips
Aug 9, 2025 • 9min
Why it matters that Trump fired data chief
Michael Strain, an economist at the American Enterprise Institute and a Georgetown professor, dives into the fallout from President Trump's firing of the Bureau of Labor Statistics chief. He discusses the significant job report revisions that triggered this political upheaval, questioning how such actions impact public trust in vital economic data. Strain emphasizes the risks posed to the U.S. economy by undermining statistical integrity, highlighting the critical need for reliability in economic reporting amid political pressures.

4 snips
Aug 6, 2025 • 9min
Are abortion numbers rising in the US?
The discussion dives into the surprising increase in abortion rates in the U.S. following the Dobbs decision. It explores how restrictive laws haven't deterred access, thanks in part to telehealth options and cross-state travel. Insights from experts reveal demographic shifts and public policy implications that complicate the narrative around declining abortion numbers. The episode sheds light on historical contexts and the evolving landscape of abortion laws amidst legal challenges.

16 snips
Aug 6, 2025 • 9min
Does a single AI query use a bottle of water?
Explore the surprising environmental impact of artificial intelligence, focusing on the water consumption tied to AI queries. Discover how data centers use significant amounts of water for cooling systems, and unravel the myths surrounding the notion that each AI interaction equates to a bottle of water. Learn about the differences in water usage between various AI models and the need for more transparency regarding their environmental effects. Dive into the fascinating intersection of technology and sustainability!

30 snips
Jul 19, 2025 • 9min
Are one in six children living through war?
Amidst a celebrity soccer match, shocking statistics reveal that one in six children endure the effects of war. Experts dive into the differences between 'conflict' and 'war,' uncovering how children are affected by violence within a 50-kilometer radius of conflict zones. The discussion highlights various types of conflicts and the psychological scars they inflict on young lives. With complexities in measuring violence's impact, the need for a nuanced understanding becomes crucial in advocating for these vulnerable children.

21 snips
Jul 12, 2025 • 9min
Why Manchester United can afford to play badly
Kieran Maguire, a football finance expert and author of The Price of Football, sheds light on the baffling success of Manchester United despite their poor performance. He explains how the club remains the second most valuable in the world due to strategic sponsorships and a dedicated global fanbase. Maguire discusses the financial powerhouses of elite teams, comparing revenue streams among clubs and revealing how commercial success can bolster a team even when they play badly. This captivating conversation dives deep into the economics behind the beautiful game.

Jul 9, 2025 • 27min
Can drinking one less bottle of coke a day halve obesity?
A bottle of Coke a day might seem harmless, but could it be the key to cutting obesity rates? The complexities of weight loss reveal that simple calorie cuts aren't always effective. Plus, learn about London's surprising baby demographics and the rising number of foreign-born parents. The podcast also tackles why UK electricity prices are soaring and how the war in Ukraine influences those costs. Lastly, the puzzling claim about 37 million churches worldwide comes under scrutiny, making you question just how many places of worship truly exist.

20 snips
Jul 5, 2025 • 9min
The economics of war: Vikings, Conquistadors and Vietnam
Duncan Weldon, an economist and journalist, explores the intricate relationship between economics and warfare in his book, Blood and Treasure. He discusses how Viking raids unexpectedly boosted European trade by transforming raiders into protectors. Weldon also delves into Spain's economic downfall post-conquest, showcasing the unsustainable reliance on New World riches. Lastly, he critiques U.S. strategies in the Vietnam War, revealing the economic miscalculations that underpinned extensive bombing campaigns and the underestimated resilience of North Vietnam.

40 snips
Jul 2, 2025 • 28min
Is the UK seeing a Christian revival?
An intriguing discussion examines the surprising bounce-back of church attendance in the UK, diving into conflicting statistics and potential implications for faith in society. The podcast also unpacks the rising claims for Personal Independence Payments, highlighting mental health trends. Safety stats for the elderly concerning falls are shared alongside a humorous take on heights. Finally, the capabilities of the Vera Rubin Observatory are explored, showcasing its potential for astronomical discoveries while acknowledging the challenges of observing the moon.

16 snips
Jun 28, 2025 • 9min
Has Russia suffered a million casualties in the Ukraine war?
The podcast dives into the staggering claim of one million Russian casualties in the Ukraine war. It unpacks the difficulties of gathering accurate military data amid chaos. Experts discuss the traditional methods for assessing losses and highlight the lack of credible sources. The conversation reveals shocking estimates of Russian military deaths, ranging from 200,000 to 250,000, emphasizing the unprecedented human cost of this ongoing conflict. Tune in for insights on how these figures shape our understanding of the war.

32 snips
Jun 25, 2025 • 29min
Why is data on grooming gangs so bad?
Josephine Casserly, a dedicated reporter, dives into the troubling data surrounding grooming gangs, highlighting significant gaps in ethnicity reporting. She explains how two-thirds of cases lack ethnic categorization, impacting our understanding of crime. The conversation stresses the importance of comprehensive data for revealing accurate perpetrator demographics. Additionally, Casserly discusses how misconceptions about these figures can lead to biases and underreported incidents, raising critical questions about societal narratives.