Columbia Business School

Director at Columbia Business School

Fisher College of Business

Professor of Accounting and MIS, and (by courtesy) Economics at Fisher College of Business

Brookings Institution

Harris School of Public Policy

Nonresident Senior Fellow - Global Economy and Development at Brookings Institution

Carroll School of Management

Professor of Finance at Carroll School of Management

Boston University

PROFESSOR, INFORMATION SYSTEMS at Boston University

School of International and Public Affairs

Sami Mnaymneh Professor of Economics at School of International and Public Affairs

Columbia Business School

S. Sloan Colt Professor of Banking and International Finance at Columbia Business School

Leonard N. Stern School of Business

Professor of Marketing, Coordinator, PhD Program in Marketing, Peter Drucker Faculty Fellow at Leonard N. Stern School of Business

Eller Executive Education

Yale School of Management

James L. Frank Professor of Accounting, Economics, and Finance at Yale School of Management

Associate Dean, Eller MBA Programs, Associate Professor of Accounting, BeachFleischman Professor of Accounting at Eller Executive Education

INSEAD Business School

Assistant Professor of Marketing at INSEAD Business School