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Ideas from the Yale School of Management

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Research

Over the (Very) Long Run, Stock Bubbles Are Rare

Does the rapid run-up of AI stocks portend a crash for the larger stock market? Using a unique repository of historical stock prices with Yale roots, Professor William Goetzmann and his co-authors showed that while booms are frequently followed by volatility, markets rarely give back all of their gains.

An old book with tables of data
Cece Calhoun with members of her team
The M10 industrial park in Lviv, Ukraine
Two women in silhouette in front of a painting
Anne Glover speaking on stage
Insights on

What Critics Get Wrong About Dual-Class Shares

The SpaceX IPO has renewed debate over dual-class share structures, which give founders outsized voting power. Yale SOM’s Jeffrey Sonnenfeld and co-author Steven Tian argue that these structures can create long-term shareholder value under the right conditions.

Screens in Times Square during the SpaceX IPO
Collection No. 12

The Leadership Mission

Since its founding, Yale SOM has trained students to make a difference in any professional setting. For the school’s 50th anniversary, we spoke to faculty and alumni about how they articulate meaningful missions, apply business principles creatively across sectors, and make the hard decisions that can define the course of an organization.

An illustration of people doing tasks that represent leadership
Collection No. 11

Innovating for Profit and Purpose

To confront pressing societal challenges, we need businesses focused on new ideas and new solutions—and old ideas executed in new ways. We talked with Yale SOM faculty and alumni about pushing limits, taking disciplined risks, and developing resilient ventures while sustaining a dual commitment to profit and purpose.

An illustration of people walking up steps pointing in different directions in a surreal interior view
Collection No. 10

The Business Behind the Arts

Every cultural institution has a mission that goes beyond the bottom line—enriching a community, preserving human achievement, delivering joy. But that mission also depends on business considerations—assembling financial and human capital, connecting with customers, considering long-term sustainability. We talked with leaders in the arts about the large and small strategic choices that their institutions must make to survive and succeed.‌

An illustration of a businessperson showing information to Rodin's "The Thinker"