by Lauren Cohen - Publications - Faculty & Research

Lazy Prices - Follow the Filings

Using the complete history of regular quarterly and annual filings by U.S. corporations from 1995-2014, Professor Lauren Cohen shows that when firms make an active change in their reporting practices, this conveys an important signal about future firm operations. View Details

29 Nov 2010
News

Why the stock market isn't fair

10 Jan 2019
News

How Companies Like Apple Sprinkle Secrets in Earnings Reports

12 Nov 2013
News

Harvard Professors Express Skepticism About Twitter Stock’s Staying Power

05 Nov 2012
Research & Ideas

What Wall Street Doesn’t Understand About International Trade

the authors of Channels of Influence, by Harvard Business School Associate Professors Lauren H. Cohen and Christopher J. Malloy, and Umit G. Gurun, an associate professor at... View Details

Keywords: by Carmen Nobel

10 Dec 2010
News

Something for the weekend

29 Aug 2011
News

Decoding Insider Information and Other Secrets of Old School Chums

14 Mar 2016
Research & Ideas

The Surprising Connection between 1930s Weather and Today's Labor Unions

unionized while others do not? “It turns out there was something that happened in the 1930s that set the rank of unionization in place across states in the United States, and that rank has stayed roughly the same ever since,” says Lauren... View Details

Keywords: by Carmen Nobel

28 Apr 2016
News

New Study Exposes the Growing Problem of Patent Aggregators and Aggregators’ Negative Impact on Innovation in the United States

26 Mar 2013
News

A Bear Call on Bullish Analysts

07 Sep 2012
News

My little crony

14 Dec 2020
Research & Ideas

What Does December's Drug-Approval Dash Mean for COVID-19 Vaccines?

Pharmaceutical regulators around the world tend to speed through drug applications in December and before major national holidays, according to new research that might raise questions about COVID-19 vaccines and other treatments under review. A study View Details

Keywords: by Danielle Kost; Pharmaceutical; Health