As you know, we’re big fans of passive investing — it’s simple, low-cost, and it works. But with passive funds now making up nearly 60% of US stock funds, what has that done to the market? Could it be causing more volatility? Has it pushed company valuations too high? And what happens if everyone becomes a passive investor? Dimitri Vayanos is Professor of Finance at the London School of Economics and co-author of the award-winning paper Passive Investing and the Rise of Mega Firms. Read Dimitri’s paper here: https://personal.lse.ac.uk/vayanos/Papers/PIRMF_RFSf.pdf 📈 Here’s my free investing course: https://makingmoney.email/investing-course-video 🤝 Improve your finances with our adviser service - book free consultation: https://makingmoney.email/financial-advisors-video 🎉 Sponsors Vanta - Get your company secure and compliant: https://vanta.com/makingmoney Tide - Get up to 4.22% AER (variable) on your business savings. Use this link https://www.tide.co/offers/makingmoney or the code 'MAKINGMONEY'. You'll also get £100 if you fund your account with £5,000 in the first 30 days. Ts&Cs apply. The more you save, the higher the rate—up to 4.22% AER (variable) on balances over £1M. New Tide members receive these rates free for 6 months, then your Tide plan’s savings rate and thresholds apply. Visit https://tide.co/savings for full terms and conditions. - If you purchase a product or service using one of the links above, we may receive a commission. There will be no additional charge for you. Remember investments can fall and rise - and past performance is no guarantee of future results. Other fees may apply. Your money is at risk. This is not financial advice. The reason it’s not financial advice is because it’s not tailored to you. We explain the principles of building wealth but if you want personalised advice, it’s worth speaking to a financial advisor. As with everything financial, please do your own research. We really encourage that because no one cares more about your money than you and if you learn the basics then it will change your life. Chapters: 00:00 - The rise of passive investors 05:18 - How has that changed the market? 11:36 - What happens when a company enters an index? 14:04 - Tide ad 15:36 - The brain drain into passive 23:19 - Has passive increased the size of the market overall? 27:37 - Vanta ad 28:30 - How do we know big firms are overvalued? 34:24 - What’s the risk to passive investors? 38:40 - Are you really passive? 40:44 - What happens if everyone turns passive? 47:03 - Haven’t indexes always been like this? 51:39 - Is this paper a warning? 54:55 - Does this change our mind?