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- January 2011
- Supplement
Matrix Capital Management (B)
By: Malcolm P. Baker and David Lane
Ben Balbale, a partner at hedge fund Matrix Capital, must decide whether to exit their investment in Rovi Corporation, a company with a diverse portfolio of patents used primarily for digital interactive guides. Rovi's shares are up over 50% from the time Balbale... View Details
- January 2011
- Supplement
Matrix Capital Management (C)
By: Malcolm P. Baker and David Lane
Ben Balbale, a partner at hedge fund Matrix Capital, must decide whether to exit their investment in Rovi Corporation, a company with a diverse portfolio of patents used primarily for digital interactive guides. Rovi's shares are up over 50% from the time Balbale... View Details
- January 2011
- Teaching Note
The Travails of Rubber: Goodyear or Badyear? (TN)
By: Tom Nicholas
Teaching Note for 808118. View Details
- December 2010 (Revised March 2015)
- Case
The Wright Brothers and Their Flying Machines
By: Tom Nicholas and David Chen
Wilbur (1867-1912) and Orville (1871-1948) Wright were fascinated by the mystery of flight and they built on the ideas of prominent earlier figures such as Octave Chanute (1832-1910) the French-born American who was influential in fostering the free exchange of ideas... View Details
- 2010
- Working Paper
Agglomerative Forces and Cluster Shapes
By: William R. Kerr and Scott Duke Kominers
We model spatial clusters of similar firms. Our model highlights how agglomerative forces lead to localized, individual connections among firms, while interaction costs generate a defined distance over which attraction forces operate. Overlapping firm interactions... View Details
- November 2010
- Article
The Litigation of Financial Innovations
By: Josh Lerner
This paper examines the litigation of patents relating to financial products and services. I show that these grants are being litigated at a rate 27 to 39 times greater than that of patents as a whole. The patents being litigated are disproportionately those issued to... View Details
- 2010
- Working Paper
Growth through Heterogeneous Innovations
By: Ufuk Akcigit and William R. Kerr
We study how exploration versus exploitation innovations impact economic growth through a tractable endogenous growth framework that contains multiple innovation sizes, multi-product firms, and entry/exit. Firms invest in exploration R&D to acquire new product lines... View Details
- September 2010 (Revised July 2013)
- Case
Alnylam Pharmaceuticals: Building Value from the IP Estate
By: Willy C. Shih and Sen Chai
The learning objective of this case is to help students recognize the interplay between intellectual property (IP) rights and corporate strategy. We do this by examining what is a fairly atypical circumstance today in which a single firm is able to secure what it... View Details
- September 2010
- Teaching Note
Alnylam Pharmaceuticals: Building Value from the IP Estate (TN)
By: Willy C. Shih
Teaching Note for 611009. View Details
- July 2010
- Article
The Supply Side of Innovation: H-1B Visa Reforms and U.S. Ethnic Invention
By: William R. Kerr and William F. Lincoln
This study evaluates the impact of high-skilled immigrants on U.S. technology formation. We use reduced-form specifications that exploit large changes in the H-1B visa program. Higher H-1B admissions increase immigrant science and engineering (SE) employment and... View Details
- May 2010 (Revised May 2013)
- Case
C.K. Claridge, Inc.
Sued for patent infringement, chemical manufacturer C.K. Claridge tries to design a settlement strategy taking into account a decision analysis of litigating v. negotiating. The plaintiffs are the patent holder and its sole licensee, who is also a CKC competitor. (This... View Details
- April 2010
- Teaching Note
Carrot or Stick? Getting Paid for Innovation at Tessera Technologies (TN)
By: Willy C. Shih
Teaching Note for 610085. View Details
- 2010
- Chapter
The Agglomeration of U.S. Ethnic Inventors
By: William R. Kerr
The ethnic composition of US inventors is undergoing a significant transformation - with deep impacts for the overall agglomeration of US innovation. This study applies an ethnic-name database to individual US patent records to explore these trends with greater detail.... View Details
- March 2010 (Revised January 2011)
- Case
Carrot or Stick? Getting Paid for Innovation at Tessera Technologies
By: Willy C. Shih
Tessera Technologies has been very successful developing technologies for the semiconductor and mobile device industry, and then licensing them broadly to manufacturers. In addition to licensing patents, it also supplies know-how to help manufacturers move into... View Details
- March 2010
- Article
The Role of Independent Invention in U.S. Technological Development, 1880-1930
By: Tom Nicholas
Why did independent inventors account for over half of US patents by 1930 and more than three times the number granted to R&D firms? Using new data on patents and historical patent citations, I show that independents supplied high quality innovations to a... View Details
- January 2010
- Article
Breakthrough Inventions and Migrating Clusters of Innovation
By: William R. Kerr
We investigate the speed at which clusters of invention for a technology migrate spatially following breakthrough inventions. We identify breakthrough inventions as the top one percent of U.S. inventions for a technology during 1975-1984 in terms of subsequent... View Details
- 2009
- Working Paper
Breakthrough Inventions and Migrating Clusters of Innovation
By: William R. Kerr
We investigate the speed at which clusters of invention for a technology migrate spatially following breakthrough inventions. We identify breakthrough inventions as the top one percent of US inventions for a technology during 1975-1984 in terms of subsequent citations.... View Details
- March 2009
- Article
Applicant and Examiner Citations in U.S. Patents: An Overview and Analysis
By: Juan Alcacer, Michelle Gittelman and Bhaven Sampat
Prior art patent citations have become a popular measure of patent quality and knowledge flow between firms. Interpreting these measurements is complicated, in some cases, because prior art citations are added by patent examiners as well as by patent applicants. The... View Details
- January 2009
- Article
Spatial Diversity in Invention: Evidence from the Early R&D Labs
By: Tom Nicholas
This article uses historical data on inventor and firm R&D lab locations to examine the technological and geographic structure of corporate knowledge capital accumulation during a formative period in the organization of US innovation. Despite the localization of... View Details
- 2008
- Working Paper
The Supply Side of Innovation: H-1B Visa Reforms and U.S. Ethnic Invention
By: William R. Kerr and William F. Lincoln
This study evaluates the impact of high-skilled immigrants on US technology formation. Specifically, we use reduced-form specifications that exploit large changes in the H-1B visa program. Fluctuations in H-1B admissions levels significantly influence the rate of... View Details