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Author: Mark Schankerman

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CEP discussion paper
Patents and the global diffusion of new drugs

This paper studies how patent rights and price regulation affect how fast new drugs are launched in different countries, using newly constructed data on launches of 642 new drugs in 76 countries for the period 1983-2002,...Read more...

Iain Cockburn, Jean O. Lanjouw and Mark Schankerman

18 September 2014

CEP discussion paper
Patents and Cumulative Innovation: Causal Evidence from the Courts

Cumulative innovation is central to economic growth. Do patent rights facilitate or impede follow-on innovation? We study the causal effect of removing patent rights by court invalidation on subsequent research related t...Read more...

Alberto Galasso and Mark Schankerman

Revised September 2013

CEP discussion paper
Trading and Enforcing Patent Rights

We study how the market for innovation affects enforcement of patent rights. Conventional wisdom associates the gains from trade with comparative advantage in manufacturing or marketing. We show that these gains imply th...Read more...

Alberto Galasso, Mark Schankerman and Carlos J. Serrano

24 August 2011

Book
The Comingled Code
Open Source and Economic Development

Discussions of the economic impact of open source software often generate more heat than light. Advocates passionately assert the benefits of open source while critics decry its effects. Missing from the debate is ri...Read more...

Josh Lerner and Mark Schankerman

1 December 2010

CEP discussion paper
Spreading the Word: Geography, Policy and Knowledge Spillovers

Using new data on citations to university patents and scientific publications, we study how geography affects university knowledge spillovers. Citations to patents decline sharply with distance up to about 150 miles and ...Read more...

Sharon Belenzon and Mark Schankerman

Revised March 2012

EDS discussion paper
Motivation and Sorting in Open Source Software Innovation

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Sharon Belenzon and Mark Schankerman

November 2008

EDS discussion paper
Patent Thickets and the Market for Innovation: Evidence from Settlement of Patent Disputes

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Alberto Galasso and Mark Schankerman

November 2008

EDS discussion paper
Intellectual Property, Technology and Productivity

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Saul Lach and Mark Schankerman

November 2008

CEP discussion paper
Motivation and Sorting in Open Source Software Innovation

This paper studies the role of intrinsic motivation, reputation, and reciprocity in driving open source software innovation. Unlike previous literature based on survey data, we exploit the observed pattern of contributio...Read more...

Sharon Belenzon and Mark Schankerman

Revised January 2012

CEP discussion paper
Patent Thickets and the Market for Innovation: Evidence from Settlement of Patent Disputes

We study how fragmentation of patent rights (`patent thickets?) and the formation of the Court of Appeal for the Federal Circuit (CAFC) affected the duration of patent disputes, and thus the speed of technology diffusion...Read more...

Alberto Galasso and Mark Schankerman

August 2008

CentrePiece article
Harnessing success: incentives for invention and technology transfer in universities

Mark Schankerman investigates the motivations for producing new, commercially valuable, scientific knowledge...Read more...

Mark Schankerman

October 2007

CEP discussion paper
The Impact of Private Ownership, Incentives and Local Development Objectives on University Technology Transfer Performance

We study the impact of private ownership, incentive pay and local development objectives on university licensing performance. We develop and test a simple contracting model of technology licensing offices, using new surv...Read more...

Sharon Belenzon and Mark Schankerman

September 2007

CEP discussion paper
Strategic Patenting and Software Innovation

Strategic patenting is widely believed to raise the costs of innovating, especially in industries characterised by cumulative innovation. This paper studies the effects of strategic patenting on R&D, patenting and market...Read more...

Michael Noel and Mark Schankerman

August 2006

CEP discussion paper
Incentives and Invention in Universities

Using data on U.S. universities, we show that universities that give higher royalty shares to faculty scientists generate greater license income, controlling for university size, academic quality, research funding and ot...Read more...

Saul Lach and Mark Schankerman

Revised September 2007

CEP discussion paper
Identifying Technology Spillovers and Product Market Rivalry

The impact of R&D on growth through spillovers has been a major topic of economic research over the last thirty years. A central problem in the literature is that firm performance is affected by two countervailing ?spill...Read more...

Nicholas Bloom, Mark Schankerman and John Van Reenen

Revised December 2012

CEP discussion paper
How Valuable is Patent Protection? Estimates by Technology Field Using Patent Renewal Data

This paper presents quantitative estimates of the private value of property rights conferred by patent protection for different technology fields and countries of ownership. The measures are derived from parametric estim...Read more...

Mark Schankerman

July 1991