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Oligopoly, macroeconomic performance, and competition policy
Azar, José; Vives, Xavier - 2018
We develop a macroeconomic framework in which firms are large and have market power with respect to both products and labor. Each firm maximizes a share-weighted average of shareholder utilities, which makes the equilibrium independent of price normalization. In a one-sector economy, if returns...
Persistent link: https://www.econbiz.de/10011891742
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General equilibrium oligopoly and ownership structure
Vives, Xavier; Azar, José - 2020
Persistent link: https://www.econbiz.de/10012384574
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Standalone Antitrust Labor Immunity
Lao, Marina - 2021
their causes and possible solutions. Antitrust scholars have discussed a number of approaches, including Professors Herbert … markets. This article proposes an additional approach – one that simply asks antitrust law to step back more fully from the … seller side of labor markets, through the enactment of a standalone antitrust labor exemption to supplement the existing …
Persistent link: https://www.econbiz.de/10013240046
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Diversification versus concentration motives in mutual fund mergers
Karoui, Aymen; Kooli, Maher - In: The journal of wealth management 17 (2014/15) 2, pp. 9-18
Persistent link: https://www.econbiz.de/10010401020
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Environmental Policy in Vertical Chains with Endogenous Technology Portfolio
Basak, Debasmita; Chioveanu, Ioana - 2023
We analyse the impact of environmental policy in a vertical chain where an upstream monopolist uses a mixed portfolio, consisting of a polluting and a green technology. We examine and compare a no-intervention benchmark, a green subsidy, an abatement tax, a mandatory green standard, and a...
Persistent link: https://www.econbiz.de/10014344679
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Portfolio credit risk models and name concentration issues : theory and simulations
Bellalah, Mondher; Zouari, Mohamed; Sahli, Amel; … - In: International journal of business 20 (2015) 2, pp. 111-127
Persistent link: https://www.econbiz.de/10011286490
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Liquidity, risk measures, and concentration of measure
Lacker, Daniel - In: Mathematics of operations research 43 (2018) 3, pp. 813-837
Persistent link: https://www.econbiz.de/10011914365
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Banks' concentration versus diversification in the loan portfolio : new evidence from Germany
Jahn, Nadya; Memmel, Christoph; Pfingsten, Andreas - 2013
Using a unique data set on German banks' sector specific loan exposures to the real economy and the corresponding write-offs and write-downs, we examine the impact of loan portfolio sector concentration on credit risk. By controlling for common risk factors, we separate the bank-specific...
Persistent link: https://www.econbiz.de/10010233376
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Single-name concentration risk in credit portfolios : a comparison of concentration indices
Calabrese, Raffaella; Porro, Francesco - 2012
Persistent link: https://www.econbiz.de/10009559737
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Concentration bounds for empirical conditional value-at-risk : the unbounded case
Kolla, Ravi Kumar; Prashanth L. A.; Bhat, Sanjay P.; … - In: Operations research letters 47 (2019) 1, pp. 16-20
Persistent link: https://www.econbiz.de/10011991314