Thematic Edge Podcast
The Thematic Edge Podcast, hosted by Marvin Barth, delves into thematic investing and the key themes driving global markets. Each episode features discussions with Mark Farrington of the Global Watchtower, along with occasional guests. The podcast aims to provide insights into market trends and investment strategies. It is part of the Substack platform, where listeners can find additional written content.
Episodes
Episode 021: Alexander Stahel & Russia's endgame
IntroductionIn this episode of The Thematic Edge, Marvin Barth and Mark Farrington speak with Alexander Stahel, Chief Investment Officer of Burggraben Holdings and author of The Commodity Compass, about an emerging crisis in global petroleum product markets.The conversation examines how the war with Iran, Ukraine’s increasingly sophisticated attacks on Russian refining infrastructure and China’s f
Episode 020: Sintra, forward guidance & the dollar
In episode 020 of Thematic Edge, Marvin Barth and Mark Farrington consider the broader implications of the European Central Bank’s retreat in Sintra, Portugal where there seemed to be shift in global central bank philosophy led by new Fed Chairman Kevin Warsh and his drive to end the practice of forward guidance.Marvin and Mark discuss what the end of forward guidance means for near-term Fed polic
Episode 019: "Macro Crypto" with Arthur Hayes
In this episode of Thematic Edge, Marvin Barth and Mark Farrington sit down with Arthur Hayes to explore one of the most important questions in crypto today: what ultimately gives Bitcoin value? While all three agree that liquidity, monetary policy and sovereign incentives shape markets, they discuss their differences in evaluating fundamental value.Arthur Hayes is one of the most influential figu
Episode 018: Fed regime change
In this episode of Thematic Edge, Marvin Barth and Mark Farrington examine whether central banks are finally being forced to confront a changing inflation regime. They argue that policymakers have been too willing to look through supply shocks, too focused on protecting growth, and too slow to respond to rising inflation expectations. The discussion centers on the arrival of Fed Chairman Kevin War
Episode 017: "Mark"ing to market: Iran & China views
In this episode of Thematic Edge, Marvin and Mark examine the evolving Iran conflict, the shift in US strategic thinking, and the emerging logic of trying to “make business not war” amid Global bifurcation.The discussion explores why the expected energy shock hasn’t been as severe as projected, how the US has pivoted toward a maritime containment strategy, and why the US has shifted its focus to c
Episode 016: Fed independence
In this special episode of Thematic Edge, recorded around the Hoover Institution Monetary Policy Conference at Stanford University, Marvin Barth explores why the greatest risks to Federal Reserve independence may be the Fed’s own policy errors, institutional overconfidence, and expanding mandate. Through conversations with leading economists, former policymakers, and Fed officials, the discussion
Episode 015: US & Fed outlook with Danny Dayan
In this episode of Thematic Edge, Marvin Barth and Mark Farrington are joined by Danny Dayen for a wide ranging debate on inflation, monetary policy, and whether the Federal Reserve is now behind the curve.The discussion begins from an unusual point of agreement. Both Marvin and Danny argue the Fed has committed a sequence of policy errors that risks overheating the US economy and reigniting infla
Episode 014: Iran blockade
A detailed and at times sharply contested discussion on the strategic direction of the Iran conflict following the collapse of US-Iran peace talks and what it means for markets (recorded at noon London time on 13 April).In this episode, Mark and I analyse the shift from an historically intense air campaign to a US-led maritime interdiction strategy. While we both agree that the US is attempting a
Episode 013: Iran strikes credit with Zoso Davies
This week Mark Farrington and I are joined by Zoso Davies, formerly Managing Director in European Investment Grade Credit Research at Barclays, where he spent over 15 years analysing major credit cycles including the European sovereign crisis, Brexit, and COVID. Now at a leading London based hedge fund and author of Macro Credit Thinking, Zoso brings a rare combination of top down macro perspectiv
Episode 012: Doomberg - Strategic implications of the Iran war
A sharp and wide-ranging discussion on the strategic consequences of the Iran war.In this episode, Doomberg joins Marvin Barth and Mark Farrington to unpack why markets have remained surprisingly calm despite escalating violence in the Middle East, what may be coming next, and what the long-term, strategic consequences of this conflict are likely to be. The conversation digs deep into the structur
Episode 011: Iran implications with Erik @YWR
How could the Iran conflict reshape global markets, China risk premiums and emerging market capital flows? Marvin Barth and Erik @YWR discuss geopolitics, uncertainty and the investment implications of a changing global order.In this episode, they explore whether a US-aligned Middle East could reduce geopolitical risk, why emerging markets may benefit from shifting capital flows, and whether China
Episode 010: Forest fire insurance
Forest Fire Insurance explores how risk truly builds in financial systems and why volatility is not the enemy it is often portrayed to be.Marvin Barth and Mark Farrington are joined by David Dredge, CIO of Convex Strategies, to unpack the idea of self organised criticality in markets using the forest fire analogy. The discussion ranges from leverage, correlation and contagion to the failures of Sh
Episode 009: Trump 2.1 shock
Unfortunately, the audio for this episode was terrible, so in addition to the time-stamped table of contents, a full, edited transcript is included below.In this episode, Marvin Barth and Mark Farrington reflect on a sequence of events that together signal a decisive shift in US strategy, from Venezuela to Greenland, and from emerging markets to monetary policy.They examine how recent US actions h
Episode 008: Nigeria in focus
Nigeria is the largest economy and population in Africa, is abundant in natural resources, is an emergent cultural and technology center, and increasingly a regional manufacturing hub. Senator Ede Dafinone of Delta Central State (the main oil-producing region) explains the reforms of President Tinubu, the vast potential opportunities they may release, and how this lynchpin of Africa can navigate s
Making sense of Venezuela with David Kilcullen
The Thematic Edge opens 2026 with its first guest, David Kilcullen, retired Australian Army colonel, intellectual architect of both the “Surge” in Iraq and Afghanistan, and the world’s foremost authority on counterinsurgency. Colonel Kilcullen helps us make sense of what happened in Venezuela on 5 January and what to expect going forward.The discussion is structured around three questions that ma
Episode 006: Fed reform & US National Security Strategy
After a brief hiatus, the Thematic Edge is back! In the first half of this week’s episode, Mark queries me on Fed reform, a consistent theme of senior Trump officials that hasn’t received sufficient attention given its immense implications: what do they want to do and what can they do without Congress. In the second half we switch roles as I pull from Mark the real international relations implicat
Episode 005: Forward guidance’s end
A very lively discussion this week that goes on a bit longer than usual as Mark & I get into a disagreement over the implications of Chinese gold-backed stablecoins. But before the fireworks, Mark & I review what President Trump achieved at ASEAN and APEC, how his earlier successes set him up for it, and what it means for Global bifurcation; then we fire both barrels at the failure that has been c
Episode 004: Officialdom grudgingly accepts stronger data
This week, Mark Farrington and I discuss what I learned from the semiannual World Bank-IMF meetings last week in Washington. Where do both policymakers’ and markets’ center of gravity lie?0:00 Introduction: Impressions of World Bank-IMF meetings2:25 IMF’s forecasts and embedded biases4:08 Market participants’ views6:13 Benchmarked managers more consensus than absolute-return managers9:14 Strongest
Episode 003: Good & bad government interventions
This week Mark and I discuss how “we’re all state capitalists now” but that both new Japanese Prime Minister Takaichi and US President Trump make an error when they try to include central banks in that effort. We discuss what markets are missing — inflation — and how that’s likely to be a key risk theme for 2026, and we touch upon whether the current equity boom is Dot.com 2.0, or something differ
Episode 002: The Fed fumbles, BoJ pauses, & "dollar gamma" awaits
Mark and I covered a lot in this episode. We start with a quick recap of the Bank of Japan meeting Friday and the Federal Reserve meeting two days earlier. But we spend most of our time discussing a new piece by Mark, Dollar upside gamma: Systemic pressures, that mostly aligns with my long-standing views but raises both some critical differences and questions about the future.0:00 Intro1:18 The Ba
Episode 001: Introducing the Thematic Edge
Mark Farrington of the Global Watchtower and I have kicked off our own podcast on the Themes driving markets. Mark was practicing thematic investing as a portfolio manager long before it became a “thing” and a thematic approach to analysis of the global political economy has been my modus operandi for a quarter century. Mark and I have been debating markets for over twenty years and thought we’d b
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