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Helpman, Elhanan - National Bureau of Economic Research - 2023

Empirical studies have found that enhanced foreign competition can encourage or discourage innovation. To address this relationship, I examine a market structure in which a small number of large multi-product oligopolists compete with a large number of small single-product firms in the same...

Persistent link: https://www.econbiz.de/10014436971

Spieltheorie : ein anwendungsorientiertes Lehrbuch

Bartholomae, Florian W.; Wiens, Marcus - 2016

Persistent link: https://www.econbiz.de/10014011851

Dynamics of Large Multinationals

Helpman, Elhanan; Niswonger, Benjamin C. - National Bureau of Economic Research - 2021

We develop a model of large multinational enterprises, each one producing a continuum of products. These outsized firms compete as oligopolists in a domestic and foreign market, facing competitive pressure from single-product firms that engage in monopolistic competition. The multinational...

Persistent link: https://www.econbiz.de/10012659995

Large Firms, Consumer Heterogeneity and the Rising Share of Profits

Feenstra, Robert C.; Macedoni, Luca; Xu, Mingzhi - National Bureau of Economic Research - 2022

We examine the relationship between large firms and the rising profit share in a model that features oligopolistic competition and consumer heterogeneity. Conditional on the sales distribution, the presence of consumer heterogeneity increases the profit share because it increases firm-level...

Persistent link: https://www.econbiz.de/10012814421

Quantifying Market Power and Business Dynamism in the Macroeconomy

De Loecker, Jan; Eeckhout, Jan; Mongey, Simon - National Bureau of Economic Research - 2021

We propose a general equilibrium economy with oligopolistic output markets in which two channels can cause a change in market power: (i) technology, via changes to productivity shocks and the cost of entry, (ii) market structure, via changes to the number of potential competitors. First, we...

Persistent link: https://www.econbiz.de/10012533310

Oligopsony Power and Factor-Biased Technology Adoption

Rubens, Michael - National Bureau of Economic Research - 2022

I show that buyer power of firms could either increase or decrease their technology adoption, depending on the direction of technical change and on which input markets are imperfectly competitive. I examine this relationship empirically in a setting that features both concentrated labor markets...

Persistent link: https://www.econbiz.de/10013435148

Intellectual Property Protection Lost and Competition : An Examination Using Machine Learning

Acikalin, Utku U.; Caskurlu, Tolga; Hoberg, Gerard; … - National Bureau of Economic Research - 2022

We examine the impact of lost intellectual property protection on innovation, competition, acquisitions, lawsuits and employment agreements. We consider firms whose ability to protect intellectual property (IP) using patents is weakened following the Alice Corp. vs. CLS Bank International...

Persistent link: https://www.econbiz.de/10013462719

A Tale of Two Networks : Common Ownership and Product Market Rivalry

Ederer, Florian; Pellegrino, Bruno - National Bureau of Economic Research - 2022

general equilibrium model with a hedonic demand system in which firms compete in a network game of oligopoly. Firms are …

Persistent link: https://www.econbiz.de/10013191098

The Value of Pharmacy Benefit Management

Mulligan, Casey B. - National Bureau of Economic Research - 2022

In theory, equilibrium profits for drug patent holders would not involve significant restraints on production and … through insurance plans. This paper provides a quantitative model consistent with the theory and evidence in which pharmacy … benefit management on behalf of insurance plans serves these and other purposes in both monopoly and oligopoly provider …

Persistent link: https://www.econbiz.de/10013334448

Dynamic Price Competition : Theory and Evidence from Airline Markets

Hortaçsu, Ali; Oery, Aniko; Williams, Kevin R. - National Bureau of Economic Research - 2022

We introduce a model of oligopoly dynamic pricing where firms with limited capacity face a sales deadline. We establish …

Persistent link: https://www.econbiz.de/10013362001

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