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    • Faculty Publications  (43)

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    • All HBS Web  (1,499)
      • Faculty Publications  (43)

      Trading Networks Remove Trading Networks →

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      Trading Networks with Frictions
      Chain Stability in Trading Networks
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      • March 2021
      • Teaching Note

      eToro: Building the World’s Largest Social Trading Network

      By: Elie Ofek
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      Ofek, Elie. "eToro: Building the World’s Largest Social Trading Network." Harvard Business School Teaching Note 521-088, March 2021.
      • January 2021
      • Case

      eToro: Building the World's Largest Social Trading Network

      By: Elie Ofek and Danielle Golan
      Social trading platform eToro was preparing for the launch of its expanded offering in the U.S. The company faced critical decisions regarding product-market fit, go-to-market strategy, positioning and monetization. Moreover, it faced the challenge of how best to make...  View Details
      Keywords: Social Trading Platform; Investment; Social and Collaborative Networks; Marketing Strategy; Expansion
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      Ofek, Elie, and Danielle Golan. "eToro: Building the World's Largest Social Trading Network." Harvard Business School Case 521-057, January 2021.
      • January 2021
      • Article

      Chain Stability in Trading Networks

      By: John William Hatfield, Scott Duke Kominers, Alexandru Nichifor, Michael Ostrovsky and Alexander Westkamp
      We show that in general trading networks with bilateral contracts, a suitably adapted chain stability concept (Ostrovsky, 2008) is equivalent to stability (Hatfield and Kominers, 2012; Hatfield et al., 2013) if all agents' preferences are fully substitutable and...  View Details
      Keywords: Matching; Trading Networks; Chain Stability; Stability; Competitive Equilibria; Full Substitutability; Laws Of Aggregate Supply And Demand; Contracts; Market Design; Balance and Stability
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      Hatfield, John William, Scott Duke Kominers, Alexandru Nichifor, Michael Ostrovsky, and Alexander Westkamp. "Chain Stability in Trading Networks." Theoretical Economics 16, no. 1 (January 2021): 197–234.
      • 2020
      • Working Paper

      Dog Eat Dog: Measuring Network Effects Using a Digital Platform Merger

      By: Chiara Farronato, Jessica Fong and Andrey Fradkin
      Digital platforms are increasingly the subject of regulatory scrutiny. In comparison to multiple competitors, a single platform may increase consumer welfare if network effects are large or may decrease welfare due to higher prices or reduction in platform variety. We...  View Details
      Keywords: Digital Platforms; Market Platforms; Network Effects; Measurement and Metrics
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      Farronato, Chiara, Jessica Fong, and Andrey Fradkin. "Dog Eat Dog: Measuring Network Effects Using a Digital Platform Merger." NBER Working Paper Series, No. 28047, November 2020.
      • Summer 2020
      • Article

      Is It Time to Rethink Globalized Supply Chains?: The COVID-19 Pandemic Should Be a Wake-up Call for Managers and Prompt Them to Consider Actions That Will Improve Their Resilience to Future Shocks

      By: Willy C. Shih
      The COVID-19 pandemic has exposed the complex interdependencies of globalized supply chains. While these global multistage production networks had spread during a relatively benign environment of falling trade barriers and increasing interdependencies among countries,...  View Details
      Keywords: Supply Chains; Pandemic; Resilience; Supply Chain Management; Supply Chain; Global Range; Health Pandemics; Disruption; System Shocks; Crisis Management; Manufacturing Industry; United States; Asia; Europe; China
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      Shih, Willy C. "Is It Time to Rethink Globalized Supply Chains? The COVID-19 Pandemic Should Be a Wake-up Call for Managers and Prompt Them to Consider Actions That Will Improve Their Resilience to Future Shocks." MIT Sloan Management Review 61, no. 4 (Summer 2020): 16–18.
      • 2019
      • Chapter

      The Republic of Turkey

      By: Kristin Fabbe
      Situated between Europe and Asia, Turkey occupies a critical geostrategic position in the world. This unique geography, no doubt, has much to do with the complexities and continuities that have characterized the country’s political development. Turkey is anchored to...  View Details
      Keywords: Government and Politics; International Relations; Turkey
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      Fabbe, Kristin. "The Republic of Turkey." Chap. 14 in Government and Politics of the Middle East and North Africa: Development, Democracy, and Dictatorship. 9th ed. Edited by Sean Yom. New York: Routledge, 2019.
      • November 2019
      • Article

      The Relevance of Broker Networks for Information Diffusion in the Stock Market

      By: Marco Di Maggio, Francesco Franzoni, Amir Kermani and Carlo Sommavilla
      This paper shows that the network of relationships between brokers and institutional investors shapes information diffusion in the stock market. We exploit trade-level data to show that central brokers gather information by executing informed trades, which is then...  View Details
      Keywords: Business and Shareholder Relations; Information; Knowledge Dissemination; Financial Markets
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      Di Maggio, Marco, Francesco Franzoni, Amir Kermani, and Carlo Sommavilla. "The Relevance of Broker Networks for Information Diffusion in the Stock Market." Journal of Financial Economics 134, no. 2 (November 2019): 419–446.
      • August 2019
      • Case

      Huawei and the U.S.-China Trade War

      By: Elie Ofek and John Masko
      In 2019, Chinese smartphone maker and telecommunications empire Huawei was preparing to launch its new flagship smartphone series, the Mate 30. After years of explosive growth, the previous 18 months had been a challenge for the company. In early 2018, Huawei’s planned...  View Details
      Keywords: Trade; Global Strategy; International Relations; National Security; Mobile Technology; Hardware; Volatility; Adaptation; Telecommunications Industry; China; United States; European Union
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      Ofek, Elie, and John Masko. "Huawei and the U.S.-China Trade War." Harvard Business School Case 520-017, August 2019.
      • 2020
      • Working Paper

      To Infinity and Beyond: Scaling Economic Theories via Logical Compactness

      By: Yannai A. Gonczarowski, Scott Duke Kominers and Ran I. Shorrer
      Many economic-theoretic models incorporate finiteness assumptions that, while introduced for simplicity, play a real role in the analysis. Such assumptions introduce a conceptual problem, as results that rely on finiteness are often implicitly nonrobust; for example,...  View Details
      Keywords: Markets; Analysis; Game Theory
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      Gonczarowski, Yannai A., Scott Duke Kominers, and Ran I. Shorrer. "To Infinity and Beyond: Scaling Economic Theories via Logical Compactness." Harvard Business School Working Paper, No. 19-127, June 2019. (Revised November 2020.)
      • 2018
      • Working Paper

      OTC Intermediaries

      By: Andrea L. Eisfeldt, Bernard Herskovic, Sriram Rajan and Emil Siriwardane
      Over-the-counter (OTC) markets for financial assets are dominated by a relatively small number of core intermediaries and a large number of peripheral customers. In this paper, we develop a model of trade in a core-periphery network and estimate its key structural...  View Details
      Keywords: Otc Markets; Intermediaries; Dealers; Credit Default Swaps; Risk Sharing; Networks; Price; Risk and Uncertainty
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      Eisfeldt, Andrea L., Bernard Herskovic, Sriram Rajan, and Emil Siriwardane. "OTC Intermediaries." Working Paper, August 2018.
      • February 2018
      • Article

      Heterogeneous Technology Diffusion and Ricardian Trade Patterns

      By: William R. Kerr
      This study tests the importance of Ricardian technology differences for international trade. The empirical analysis has three comparative advantages: including emerging and advanced economies, isolating panel variation regarding the link between productivity and...  View Details
      Keywords: Exports; Comparative Advantage; Technological Transfer; Innovation; Networks; Patents; Residency; Technology Adoption; Trade; Research and Development; Immigration; United States
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      Kerr, William R. "Heterogeneous Technology Diffusion and Ricardian Trade Patterns." World Bank Economic Review 32, no. 1 (February 2018): 163–182.
      • February 2017
      • Article

      Resident Networks and Corporate Connections: Evidence from World War II Internment Camps

      By: Lauren Cohen, Umit Gurun and Christopher J. Malloy
      We demonstrate that simply by using the ethnic makeup surrounding a firm’s location, we can predict, on average, which trade links are valuable for firms. Using customs and port authority data on the international shipments of all U.S. publicly traded firms, we show...  View Details
      Keywords: Information Networks; Trade Links; Firm Behavior; Networks; Geographic Location; Ethnicity; Organizations; Trade
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      Cohen, Lauren, Umit Gurun, and Christopher J. Malloy. "Resident Networks and Corporate Connections: Evidence from World War II Internment Camps." Journal of Finance 72, no. 1 (February 2017): 207–248. (Winner of First Prize, the Inaugural Hakan Orbay Research Award, 2015.)
      • 2016
      • Case

      Africa Strategy of China Nonferrous Metal Mining Group

      By: F. Warren McFarlan, Jie Jiao, Dayong Yang and Shanshan Cao
      Founded in 1983, China Nonferrous Metal Mining (Group) Co., Ltd. ("CNMC") is one of the earliest and largest global Chinese nonferrous metal industrial enterprises. It has investments and projects in 27 countries and trade networks in nearly 100 countries with a...  View Details
      Keywords: Cross-cultural Management; Global Strategy; Globalization; International Business; Strategy Management; Africa; China
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      McFarlan, F. Warren, Jie Jiao, Dayong Yang, and Shanshan Cao. "Africa Strategy of China Nonferrous Metal Mining Group." Tsinghua University Case, 2016.
      • 2016
      • Working Paper

      Through the Grapevine: Network Effects on the Design of Executive Compensation Contracts

      By: Susanna Gallani
      Effective design of executive compensation contracts involves choosing and weighting performance measures, as well as defining the mix between fixed and incentive-based pay components, with a view to fostering talent retention and goal congruence. The variability in...  View Details
      Keywords: Compensation Design; Board Interlocks; Compensation Consultants; Network Centrality; Homophily; Quadratic Assignment Procedure; Blockholders; Executive Compensation
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      Gallani, Susanna. "Through the Grapevine: Network Effects on the Design of Executive Compensation Contracts." Harvard Business School Working Paper, No. 16-019, August 2015. (Revised December, 2016.)
      • October 2014
      • Case

      McKinsey & Company, 2012

      By: John R. Wells and Galen Danskin
      In 2012, McKinsey & Company (McKinsey) was the world's premier management consultancy, providing advice to CEO's and top executives of leading companies around the globe. Many consulting firms were bigger but few could match the reputation McKinsey had built over more...  View Details
      Keywords: Consulting Firms; Mckinsey; Strategy; Consulting Industry; North America
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      Wells, John R., and Galen Danskin. "McKinsey & Company, 2012." Harvard Business School Case 715-424, October 2014.
      • August 2014
      • Article

      Friends in High Places

      By: Lauren Cohen and Christopher Malloy
      We demonstrate that personal connections amongst U.S. politicians have a significant impact on Senate voting behavior. Networks based on alumni connections between politicians are consistent predictors of voting behavior. We estimate sharp measures that control for...  View Details
      Keywords: Vote Trading; Networks; Legislation; Logrolling; Earmarks; Voting; Government Legislation; Social and Collaborative Networks; United States
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      Cohen, Lauren, and Christopher Malloy. "Friends in High Places." American Economic Journal: Economic Policy 6, no. 3 (August 2014): 63–91.
      • 2013
      • Working Paper

      Heterogeneous Technology Diffusion and Ricardian Trade Patterns

      By: William R. Kerr
      This study tests the importance of Ricardian technology differences for international trade. The empirical analysis has three comparative advantages: including emerging and advanced economies, isolating panel variation regarding the link between productivity and...  View Details
      Keywords: Exports; Comparative Advantage; Technological Transfer; Innovation; Networks; Patents; Residency; Technology Adoption; Trade; Research and Development; Immigration; United States
      Citation
      SSRN
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      Kerr, William R. "Heterogeneous Technology Diffusion and Ricardian Trade Patterns." Harvard Business School Working Paper, No. 14-039, November 2013. (NBER Working Paper Series, No. 19657, November 2013.)
      • October 2013 (Revised August 2016)
      • Case

      NOWaccount

      By: Ramana Nanda, William A. Sahlman and Lauren Barley

      It was September 2013, and NOWaccount Network Corporation (NOW®) co-founders John Hayes and Lara Hodgson were putting the final touches on the presentation deck for their annual shareholders' meeting. Along with co-founder Stacey Abrams, the pair had designed NOW's...  View Details

      Keywords: Entrepreneurial Finance; Finance; Entrepreneurship
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      Nanda, Ramana, William A. Sahlman, and Lauren Barley. "NOWaccount." Harvard Business School Case 814-048, October 2013. (Revised August 2016.)
      • Article

      Stability and Competitive Equilibrium in Trading Networks

      By: John William Hatfield, Scott Duke Kominers, Alexandru Nichifor, Michael Ostrovsky and Alexander Westkamp
      We introduce a model in which agents in a network can trade via bilateral contracts. We find that when continuous transfers are allowed and utilities are quasi-linear, the full substitutability of preferences is sufficient to guarantee the existence of stable outcomes...  View Details
      Keywords: Balance and Stability; Markets
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      Hatfield, John William, Scott Duke Kominers, Alexandru Nichifor, Michael Ostrovsky, and Alexander Westkamp. "Stability and Competitive Equilibrium in Trading Networks." Journal of Political Economy 121, no. 5 (October 2013): 966–1001.
      • 2012
      • Article

      Organization Design for Business Ecosystems

      By: Carliss Y. Baldwin

      The modern corporation has long been the central focus of the field of organization design. Such firms can be likened to nation-states: they have boundaries that circumscribe citizen-employees, and they engage in production and trade. But individual corporations are...  View Details

      Keywords: Modularity; Business Ecosystems; Distributed Innovation; Problem Solving; Property Rights; Organization Design; Networks; Integration; Competition; Organizational Design; Innovation and Management
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      Baldwin, Carliss Y. "Organization Design for Business Ecosystems." Special Issue on The Future of Organization Design. Journal of Organization Design 1, no. 1 (2012).
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      Chain Stability in Trading Networks
      → Search All HBS Web
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