Publications

SSRN

November 2008 (Revised November 2024)
Case

The Fall of Enron

By: Paul Healy and Krishna Palepu

The case traces the rise of Enron, covering the company's business innovations, personnel management, and risk management processes. It then examines the company's dramatic fall including the extension of its trading model into questionable new businesses, the... View Details

Keywords: Risk Management; Management Practices and Processes; Crime and Corruption; Financial Reporting; Corporate Governance; Governing and Advisory Boards

August 2018
Supplement

Garanti Payment Systems: Digital Transformation Strategy (B)

By: Shelle M. Santana and Esel Çekin

Supplements the (A) case. Işıl Akdemir Evlioğlu, executive vice president of marketing at Garanti Payment Systems (GPS), a subsidiary of Garanti Bank, is grappling with three questions. First, should GPS create its own mobile app for credit card customers or leverage... View Details

23 Apr 2008
Op-Ed

The Gap in the U.S. Treasury Recommendations

The U.S. Treasury recommendations for restructuring the nation's system of financial regulation are an important start in the process of strengthening the United States View Details

Keywords: by Dwight Crane; Financial Services; Financial Services; Financial Services; Financial Services

Mar 2012
Article

How to Make Finance Work

and generated new ones. The rest of the economy, however, has not been well served by the financial sector's boom. First, the shift from deposit-based banking to a market-based "shadow banking" system, without adequate... View Details

Samuel G. Hanson

Samuel G. Hanson is the William L. White Professor of Business Administration at Harvard Business School, a Research Associate at the National Bureau of Economic Research, and a Faculty Affiliate of the Harvard Economics department. He teaches Finance 1... View Details

Keywords: financial services; financial services; financial services; financial services; financial services; financial services

August 2018
Case

Garanti Payment Systems: Digital Transformation Strategy (A)

By: Shelle M. Santana and Esel Çekin

Işıl Akdemir Evlioğlu, executive vice president of marketing at Garanti Payment Systems (GPS), a subsidiary of Garanti Bank, is grappling with three questions. First, should GPS create its own mobile app for credit card customers or leverage the bank’s already... View Details

Article

Detecting Adversarial Attacks via Subset Scanning of Autoencoder Activations and Reconstruction Error

By: Celia Cintas, Skyler Speakman, Victor Akinwande, William Ogallo, Komminist Weldemariam, Srihari Sridharan and Edward McFowland III

Reliably detecting attacks in a given set of inputs is of high practical relevance because of the vulnerability of neural networks to adversarial examples. These altered inputs create a security risk in applications with real-world consequences, such as self-driving... View Details

Keywords: Autoencoder Networks; Pattern Detection; Subset Scanning; Computer Vision; Statistical Methods And Machine Learning; Machine Learning; Deep Learning; Data Mining; Big Data; Large-scale Systems; Mathematical Methods; Analytics and Data Science

Read Now

Peter Tufano is a Baker Foundation Professor at Harvard Business School and Senior Advisor to the Harvard Salata Institute for Climate and Sustainability. From 2011 to 2021, he served as the Peter Moores Dean at View Details

13 Oct 2010
Research & Ideas

How Government can Discourage Private Sector Reliance on Short-Term Debt

financial institutions. “Most people agree that the financing of large financial intermediaries put the larger financial system at risk” Can the... View Details

Keywords: by Staff; Financial Services

08 Feb 2021
Working Paper Summaries

In the Red: Overdrafts, Payday Lending, and the Underbanked

Keywords: by Marco Di Maggio, Angela Ma, and Emily Williams; Financial Services

Teaching Interest

Overview

By: David S. Scharfstein

I teach an MBA course in the elective curriculum called Managing and Innovating in Financial Services. I focus on key functions of the financial system including credit, liquidity, insurance and payments provided by a variety of financial intermediaries including... View Details

30 Nov 2016
Op-Ed

Where Could More Regulation Help Small Businesses? Online Lending.

With Donald Trump’s election, Washington’s policy debate on financial services shifted overnight. Recent signs such as the president-elect’s own words and those of GOP leaders point to renewed efforts to dismantle the Dodd-Frank Act.... View Details

Keywords: by Karen Mills and Brayden McCarthy; Financial Services

03 Oct 2013
Research & Ideas

Lehman Brothers Plus Five: Have We Learned from Our Mistakes?

system is in better shape. Professors Victoria Ivashina, David Scharfstein, and Arthur Segel, all members of the Harvard Business School Finance Unit, examine the current state of affairs. victoria Ivashina Is the US View Details

Keywords: Re: Multiple Faculty; Financial Services; Financial Services; Financial Services; Financial Services

08 Feb 2018
News

Insider trading has been rife on Wall Street, academics conclude

April 2021
Case

JPMorgan Chase's Path Forward

By: Joseph L. Bower, Nien-hê Hsieh and Michael Norris

In 2020, JPMorgan Chase announced a $30 billion Commitment to Advance Racial Equity. The Commitment included investments in housing, small businesses, and financial literacy across the U.S., and diversity, equity, and inclusion within the bank. It was part of a broader... View Details

Keywords: Racial Wealth Gap; Diversity; Race; Financial Institutions; Banks and Banking; Leading Change; Banking Industry; New York (city, NY); Chicago

April 1995 (Revised March 1996)
Supplement

Wetherill Associates, Inc. Supplement

By: Lynn S. Paine and Charles A Nichols III

Describes the compensation system implemented for Wetherill Associates employees as of January 1995 and reports the company's financial results for 1994. View Details

Keywords: Business Earnings; Compensation and Benefits

10 Dec 2012
Working Paper Summaries

Vulnerable Banks

Keywords: by Robin Greenwood, Augustin Landier & David Thesmar; Financial Services; Financial Services

07 Jul 2008
Research & Ideas

Innovation Corrupted: How Managers Can Avoid Another Enron

or fail to analyze the utter breakdown in board governance and Enron's internal controls, and the failure of credit rating agencies to blow the whistle," he says. "They also overlook the collusion of investment banks in misrepresenting the true View Details

Keywords: by Martha Lagace; Energy; Utilities

March 1982 (Revised August 1988)
Case

Duncan Field (A)

Duncan Field, having left employment in the cable television industry, is attempting to find and buy a cable system with a financial backer. Traces Duncan's career path preparing for this move, shows development of his financial backing, follows his search, and... View Details

Keywords: Entrepreneurship; Personal Development and Career; Media and Broadcasting Industry