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(126)
- News (12)
- Research (112)
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- Faculty Publications (85)
Show Results For
- All HBS Web
(126)
- News (12)
- Research (112)
- Multimedia (1)
- Faculty Publications (85)
- July 2010
- Supplement
AdMob (B)
By: Mikolaj Jan Piskorski and David Chen
CEO is deciding between international expansion and increasing the number of publishers to strengthen the company's advantage in the mobile advertising industry. AdMob displayed advertising on global devices, and powered 6,000 websites and 1,000 applications, and... View Details
Keywords: Advertising; Capital; Global Strategy; Resource Allocation; Product Positioning; Competitive Strategy; Expansion; Mobile Technology; Advertising Industry; Telecommunications Industry
Piskorski, Mikolaj Jan, and David Chen. "AdMob (B)." Harvard Business School Supplement 711-407, July 2010.
- 2004
- Article
Sources of Structural Inequality in Managerial Labor Markets
By: Rakesh Khurana and Mikolaj Jan Piskorski
This article proposes two mechanisms that allow actors to obtain unearned advantages in labor markets. The first mechanism is consistent with collusive closure arguments. However, it questions the assumption that those who seek to benefit from collusive closure will... View Details
Khurana, Rakesh, and Mikolaj Jan Piskorski. "Sources of Structural Inequality in Managerial Labor Markets." Research in Social Stratification and Mobility 21 (2004): 169–187.
- 1996
- Working Paper
Focus and Diversification: The Effects of Changes in the Scope of Large Industrial Corporations
By: Nitin Nohria and Mikolaj Jan Piskorski
- 01 Sep 2010
- News
Popular Series Returns
For the fourth year, HBS Club members can dial in to hear a faculty member speak on a topic of current interest, followed by a Q&A session. The Virtual Learning Series resumes September 15 with a talk on social networking View Details
- November 2006 (Revised November 2007)
- Supplement
Procter & Gamble: Organization 2005 (B)
By: Mikolaj Jan Piskorski and Alessandro L. Spadini
Piskorski, Mikolaj Jan, and Alessandro L. Spadini. "Procter & Gamble: Organization 2005 (B)." Harvard Business School Supplement 707-402, November 2006. (Revised November 2007.)
- February 2009 (Revised September 2013)
- Background Note
Your Social Network over Time
By: Mikolaj Jan Piskorski and Andreea Gorbatai
Piskorski, Mikolaj Jan, and Andreea Gorbatai. "Your Social Network over Time." Harvard Business School Background Note 709-476, February 2009. (Revised September 2013.)
- December 2006
- Article
When More Power Makes Actors Worse Off: Turning a Profit in the American Economy
By: Mikolaj Jan Piskorski and Tiziana Casciaro
Piskorski, Mikolaj Jan, and Tiziana Casciaro. "When More Power Makes Actors Worse Off: Turning a Profit in the American Economy." Social Forces 85, no. 2 (December 2006): 1011–1036.
- 03 May 2011
- First Look
First Look: May 3
http://hbr.org/2011/05/column-the-hollow-science/ar/1 Effective Managers Say the Same Thing Twice (or More) Authors:Tsedal Neeley and Paul Leonardi Publication:Harvard Business Review 89, no. 5 (May 2011) Abstract How do effective managers get employees to act... View Details
Keywords: Sean Silverthorne
- May 2013
- Supplement
Yammer (B)
By: Mikolaj J. Piskorski and Aaron Smith
Supplement to Yammer (A), case 712-494 View Details
Piskorski, Mikolaj J., and Aaron Smith. "Yammer (B)." Harvard Business School Supplement 713-483, May 2013.
- April 2012 (Revised March 2013)
- Case
Social Strategy at Harvard Business Review
By: Mikolaj Jan Piskorski and David Chen
The Harvard Business Review (HBR) Group was an early adopter of social media, boasting a robust presence on Twitter, Facebook, and LinkedIn. Now the company is seeking to evolve the Group's efforts from social media to social strategy—and start moving both revenue... View Details
Keywords: Competitive Advantage; Social and Collaborative Networks; Web; Publishing Industry; United States
Piskorski, Mikolaj Jan, and David Chen. "Social Strategy at Harvard Business Review." Harvard Business School Case 712-481, April 2012. (Revised March 2013.)
- April 2012 (Revised March 2013)
- Case
Social Strategy at American Express
By: Mikolaj Jan Piskorski and David Chen
American Express has developed a number of strategic partnerships with Facebook, Foursquare and Twitter to improve their card members experience and lower its customer acquisition cost. The case details the history of these partnerships, examines American Express' own... View Details
Piskorski, Mikolaj Jan, and David Chen. "Social Strategy at American Express." Harvard Business School Case 712-447, April 2012. (Revised March 2013.)
- 2013
- Working Paper
Testing Coleman's Social-Norm Enforcement Mechanism: Evidence from Wikipedia
By: Mikolaj J. Piskorski and Andreea Gorbatai
Since Durkheim, sociologists have believed that dense network structures lead to fewer norm violations. Coleman (1990) proposed one mechanism generating this relationship and argued that dense networks provide an opportunity structure to reward those who punish norm... View Details
Keywords: Governance Compliance; Governance Controls; Governing Rules, Regulations, and Reforms; Information Publishing; Social and Collaborative Networks; Social Issues; Societal Protocols
Piskorski, Mikolaj J., and Andreea Gorbatai. "Testing Coleman's Social-Norm Enforcement Mechanism: Evidence from Wikipedia." Harvard Business School Working Paper, No. 11-055, December 2010. (Revised September 2011, March 2013.)
- July 2008 (Revised January 2013)
- Teaching Note
eHarmony (TN)
By: Mikolaj Jan Piskorski and Hanna Halaburda
Teaching Note for eHarmony [709424]. View Details
- 2006
- Other Unpublished Work
Structural Closure and Exposure: Market Reactions to Announcements of Acquisitions and Divestitures
By: Mikolaj Jan Piskorski and Nitin Nohria
Piskorski, Mikolaj Jan, and Nitin Nohria. "Structural Closure and Exposure: Market Reactions to Announcements of Acquisitions and Divestitures." September 2006.
- 01 Jun 2014
- News
Alumni and Faculty Books for June 2014
A Social Strategy: How We Profit from Social Media by Mikolaj Jan Piskorski (Princeton University Press) The secret of successful social media sites like Facebook, Twitter, and... View Details
- October 2013 (Revised January 2014)
- Supplement
LinkedIn (C)
By: Mikolaj Jan Piskorski and Aaron Smith
Piskorski, Mikolaj Jan, and Aaron Smith. "LinkedIn (C)." Harvard Business School Supplement 714-414, October 2013. (Revised January 2014.)
- July – August 2010
- Article
Vision Statement: Mapping the Social Internet
By: Mikolaj Jan Piskorski and Tommy McCall
Fresh data on internet user behaviors around the globe show an East-West divide. View Details
Piskorski, Mikolaj Jan, and Tommy McCall. "Vision Statement: Mapping the Social Internet." Harvard Business Review 88, nos. 7-8 (July–August 2010).
- 2010
- Other Teaching and Training Material
Your Social Network over Time (survey tool)
By: Andreea Daniela Gorbatai and Mikolaj Jan Piskorski
- 2008
- Working Paper
The Strength of Peripheral Ties: Maintaining Status When Firms Lose Resources
By: Mikolaj J. Piskorski and Bharat N. Anand
This paper examines conditions under which high-status firms can retain their positions, even if they lose resources. Firms are considered high status when they obtain ties from other high-status firms. Among high-status firms, we distinguish between those that also... View Details