The Recurring Cycle of Greed, Bubbles, and Crashes: Lessons from 1929 and Beyond

N

Nithin Kamath

LinkedIn Author

Founder & CEO at Zerodha & Rainmatter. Learning at Rainmatter foundation. Views are personal. Nothing here is advice.

Andrew Ross Sorkin’s “1929” offers a stark reminder for anyone participating in financial markets, whether it’s stocks, commodities, or the burgeoning world of cryptocurrency. The book’s insights resonate deeply, particularly when viewed through the lens of historical financial crises. As former US President Hoover observed in 1929, “The only problem with capitalism is capitalists. They’re too damn greedy.” This sentiment, though uttered nearly a century ago, remains remarkably relevant.

A consistent narrative emerges when examining major market downturns, from the panics of 1907 and 1929 to the more recent events of 1987, the Dotcom bubble burst in 2001, and the Global Financial Crisis of 2008. The script, it seems, is invariably the same. It begins with greed, an insatiable human trait that propels markets ever upward, inflating asset values into unsustainable bubbles. These bubbles, in turn, attract participants who may not fully grasp the underlying risks, lured by the promise of quick riches.

The Anatomy of a Boom

During the euphoric phase of a market cycle, leverage silently permeates the financial system. This leverage can manifest in numerous forms: excessive margin trading, unsecured loans, or the proliferation of complex, often opaque, derivatives. Regardless of its specific guise, leverage finds its way into the system, amplifying potential gains during the upswing. This period of rapid growth and escalating asset prices, fueled by easy money and speculative fervor, is the ‘boom’.

The Inevitable Bust

However, no boom lasts forever. Eventually, the bubble, stretched beyond its breaking point, inevitably pops. When this happens, the unwinding of leverage acts with an unstoppable, destructive force. Losses are amplified as cascading sell-offs trigger margin calls and forced liquidations. Fortunes built on paper evaporate in moments, and the market enters a state of panic – the ‘bust’.

The Illusion of Reform

In the aftermath of each crisis, a period of introspection and reform follows. Regulators meticulously examine the specific mechanisms of leverage that precipitated the downfall. New rules are introduced, existing frameworks are tightened, and the offending practices are, for a time, contained. The system appears to be fixed, lessons learned, and safeguards put in place.

Greed’s Persistent Return

Yet, the fundamental driver of these cycles – greed – never truly disappears. It lies dormant, waiting for the opportune moment to re-emerge. As memories of past crises fade and a new generation of market participants takes hold, greed finds new avenues, new channels for leverage that often escape the scrutiny of regulators. The cycle, seemingly broken, quietly begins anew, repeating the same fundamental story with different characters and assets, but always leading to the same predictable, and often painful, ending. This timeless pattern, illuminated by the historical accounts in “1929,” serves as a crucial cautionary tale for all market participants.

This article is inspired by insights shared in a LinkedIn post by Nithin Kamath.

📝 About This Content

This article is based on insights shared by Nithin Kamath on LinkedIn.

📅 Originally posted on October 21, 2025 | View original post on LinkedIn →