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  • All HBS Web  (126)
    • News  (12)
    • Research  (112)
    • Multimedia  (1)
  • Faculty Publications  (85)

Show Results For

  • All HBS Web  (126)
    • News  (12)
    • Research  (112)
    • Multimedia  (1)
  • Faculty Publications  (85)
← Page 5 of 126 Results →
  • January 2008 (Revised March 2013)
  • Teaching Note

Friendster (TN) (A) and (B)

By: Mikolaj Jan Piskorski
Teaching Note for [707409] and [707410]. View Details
Keywords: Entertainment and Recreation Industry; Web Services Industry
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Piskorski, Mikolaj Jan. "Friendster (TN) (A) and (B)." Harvard Business School Teaching Note 708-407, January 2008. (Revised March 2013.)
  • October 2007
  • Teaching Note

Procter & Gamble: Organization 2005 (A) & (B) (TN)

By: Mikolaj Jan Piskorski
Teaching Note to 707519 and 707402. View Details
Keywords: Organizations; Consumer Products Industry
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Piskorski, Mikolaj Jan. "Procter & Gamble: Organization 2005 (A) & (B) (TN)." Harvard Business School Teaching Note 708-450, October 2007.
  • March 2013
  • Teaching Note

mixi (TN) (A) and (B)

By: Mikolaj Jan Piskorski
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Piskorski, Mikolaj Jan. "mixi (TN) (A) and (B)." Harvard Business School Teaching Note 713-488, March 2013.
  • March 2013
  • Teaching Note

Social Strategy at Nike (TN)

By: Mikolaj Jan Piskorski
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Piskorski, Mikolaj Jan. "Social Strategy at Nike (TN)." Harvard Business School Teaching Note 713-477, March 2013.
  • March 2013 (Revised March 2013)
  • Teaching Note

Twitter (TN)

By: Mikolaj Jan Piskorski
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Piskorski, Mikolaj Jan. "Twitter (TN)." Harvard Business School Teaching Note 713-487, March 2013. (Revised from original February 2013 version.)
  • March 2008 (Revised March 2013)
  • Teaching Note

MySpace (TN)

By: Mikolaj Jan Piskorski
Teaching Note for 708499. View Details
Keywords: Internet and the Web; Competitive Advantage; Social and Collaborative Networks; Decisions; Growth and Development; Digital Platforms; Web Services Industry; United States
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Piskorski, Mikolaj Jan. "MySpace (TN)." Harvard Business School Teaching Note 708-495, March 2008. (Revised March 2013.)
  • January 2005 (Revised February 2006)
  • Background Note

Note on Corporate Strategy

By: Mikolaj Jan Piskorski
Introduces students to the study of corporate strategy. Focuses on questions of scope and ownership. Examines both horizontal and vertical integration. Underscores the point that economies of scope, or the existence of relationship-specific investments, are... View Details
Keywords: Investment; Contracts; Ownership; Corporate Strategy; Horizontal Integration; Vertical Integration
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Piskorski, Mikolaj Jan. "Note on Corporate Strategy." Harvard Business School Background Note 705-449, January 2005. (Revised February 2006.)
  • 2006
  • Other Unpublished Work

Positional Limits to Competitive Allocation: Evidence from Corporate Takeovers

By: Mikolaj Jan Piskorski
Keywords: Management; Equality and Inequality
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Piskorski, Mikolaj Jan. "Positional Limits to Competitive Allocation: Evidence from Corporate Takeovers." 2006.
  • March 2009 (Revised September 2011)
  • Case

Zopa: The Power of Peer-to-Peer Lending

By: Mikolaj Jan Piskorski, Isabel Fernandez-Mateo and David Chen
Zopa, a U.K.-based peer-to-peer lending company, connected individual lenders and borrowers via an online interface. The company charged a small fee for completed loan transactions but has not turned a profit. Zopa offered two platforms, Markets and Listings. Markets... View Details
Keywords: Financing and Loans; Personal Finance; Market Participation; Digital Platforms; Social and Collaborative Networks; Financial Services Industry; United Kingdom
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Piskorski, Mikolaj Jan, Isabel Fernandez-Mateo, and David Chen. "Zopa: The Power of Peer-to-Peer Lending." Harvard Business School Case 709-469, March 2009. (Revised September 2011.)
  • 14 Nov 2006
  • First Look

First Look: November 14, 2006

source software ("OSS"). What drives companies with large, proprietary software portfolios to invest hundreds of millions of dollars in OSS? We approach this question by grouping a sample of OSS projects into clusters and... View Details
Keywords: Sean Silverthorne
  • March 2008 (Revised June 2011)
  • Case

MySpace

By: Mikolaj Jan Piskorski, David T. Chen and Carin-Isabel Knoop
The case, set in late 2007, examines what MySpace—the largest online social network—should do to respond to its agile competitor, Facebook. Since its inception MySpace had experienced phenomenal growth, acquiring 20 million members in its first 20 months of operation,... View Details
Keywords: Open Source Distribution; Partners and Partnerships; Social and Collaborative Networks; Competition; Competitive Strategy; Internet and the Web; Digital Platforms; Information Technology Industry
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Piskorski, Mikolaj Jan, David T. Chen, and Carin-Isabel Knoop. "MySpace." Harvard Business School Case 708-499, March 2008. (Revised June 2011.)
  • May 2012 (Revised January 2013)
  • Case

Wikipedia: Project Esperanza

By: Mikolaj Jan Piskorski, Andreea Gorbatai and Tiona Zuzul
In October 2006, Wikipedia was the largest volunteer-run on-line encyclopedia which could be freely read and edited by anyone with internet access. Within almost six years of its founding in 2001, the project had attracted hundreds of thousands of editors who had... View Details
Keywords: Web-enabled Application; Internet; Information Publishing; Social and Collaborative Networks; Groups and Teams; Publishing Industry; United States
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Piskorski, Mikolaj Jan, Andreea Gorbatai, and Tiona Zuzul. "Wikipedia: Project Esperanza." Harvard Business School Case 712-493, May 2012. (Revised January 2013.)
  • February 2010 (Revised March 2013)
  • Case

Zynga (A)

By: Mikolaj Jan Piskorski and David Chen
In January 2010 Mark Pincus is deciding how to double the number of Zynga games' players to 500 million without sacrificing profitability. These ambitious growth plans required changes to product, corporate strategy, and customer acquisition and retention. With regard... View Details
Keywords: Customer Focus and Relationships; Decision Choices and Conditions; Growth and Development Strategy; Distribution Channels; Product Development; Organizational Change and Adaptation; Corporate Strategy; Video Game Industry
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Piskorski, Mikolaj Jan, and David Chen. "Zynga (A)." Harvard Business School Case 710-464, February 2010. (Revised March 2013.)
  • Article

When Should a Platform Give People Fewer Choices and Charge More for Them?

By: Hanna Halaburda and Mikolaj Jan Piskorski
Keywords: Decision Choices and Conditions
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Halaburda, Hanna, and Mikolaj Jan Piskorski. "When Should a Platform Give People Fewer Choices and Charge More for Them?" Antitrust Chronicle 7, no. 2 (Summer 2010).
  • September 2006 (Revised February 2007)
  • Supplement

Friendster (B)

By: Mikolaj Jan Piskorski and Carin-Isabel Knoop
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Piskorski, Mikolaj Jan, and Carin-Isabel Knoop. "Friendster (B)." Harvard Business School Supplement 707-410, September 2006. (Revised February 2007.)
  • 2003
  • Other Unpublished Work

Sources of Structural Inequality in Managerial Labor Markets

By: Rakesh Khurana and Mikolaj J. Piskorski
Keywords: Management; Equality and Inequality
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Khurana, Rakesh, and Mikolaj J. Piskorski. "Sources of Structural Inequality in Managerial Labor Markets." Stanford University Research Paper, June 2003.
  • February 2009 (Revised September 2013)
  • Background Note

Your Social Network over Time

By: Mikolaj Jan Piskorski and Andreea Gorbatai
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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
Keywords: Profit; Economy; United States
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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.
  • 19 Jan 2011
  • First Look

First Look: Jan. 18

Influence (Un)ethical Behavior Authors:F. Gino and Joshua D. Margolis Publication:Organizational Behavior and Human Decision Processes (forthcoming) Abstract In four laboratory studies, we find that regulatory focus induced by situational... View Details
Keywords: Sean Silverthorne
  • March 2013
  • Teaching Note

Your Social Network Over Time (TN)

By: Mikolaj J. Piskorski and Andreea Gorbatai
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Piskorski, Mikolaj J., and Andreea Gorbatai. "Your Social Network Over Time (TN)." Harvard Business School Teaching Note 713-485, March 2013.
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