640 research outputs found

    Merger failures

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    This paper proposes an explanation as to why some mergers fail, based on the interaction between the pre- and post-merger processes. We argue that failure may stem from informational asymmetries arising from the pre-merger period, and problems of cooperation and coordination within recently merged firms. We show that a partner may optimally agree to merge and abstain from putting forth any post-merger effort, counting on the other partner to make the necessary efforts. If both follow the same course of action, the merger goes ahead but fails. Our unique equilibrium allows us to make predictions on which mergers are more likely to fail.Mergers, Synergies, Asymmetric Information, Complementarities

    Conglomeration with bankruptcy costs: Separate or joint financing?

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    The paper analyzes the determinants of the optimal scope of incorporation in the presence of bankruptcy costs. Bankruptcy costs alone generate a non-trivial tradeoff between the benefit of coinsurance and the cost of risk contamination associated to joint financing corporate projects through debt. This tradeoff is characterized for projects with binary returns, depending on the distributional characteristics of returns (mean, variability, skewness, heterogeneity, correlation, and number of projects), the bankruptcy recovery rate, and the tax rate advantage of debt relative to equity. Our testable predictions are broadly consistent with existing empirical evidence on conglomerate mergers, spin-offs, project finance, and securitization.Bankruptcy, conglomeration, mergers, spin-offs, project finance

    Composition of electricity generation portfolios, pivotal dynamics and market prices

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    We use a simulation model to study how the diversification of electricity generation portfolios influences wholesale prices. We find that technological diversification generally leads to lower market prices but that the relationship is mediated by the supply to demand ratio. In each demand case there is a threshold where pivotal dynamics change. Pivotal dynamics pre- and post-threshold are the cause of non-linearities in the influence of diversification on market prices. The findings are robust to our choice of behavioural parameters and match close-form solutions where those are available.Electricity, market power, simulations, technology diversification

    Are agent-based simulations robust? The wholesale electricity trading case

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    Agent-based computational economics is becoming widely used in practice. This paper explores the consistency of some of its standard techniques. We focus in particular on prevailing wholesale electricity trading simulation methods. We include different supply and demand representations and propose the Experience-Weighted Attractions method to include several behavioural algorithms. We compare the results across assumptions and to economic theory predictions. The match is good under best-response and reinforcement learning but not under fictitious play. The simulations perform well under flat and upward-slopping supply bidding, and also for plausible demand elasticity assumptions. Learning is influenced by the number of bids per plant and the initial conditions. The overall conclusion is that agent-based simulation assumptions are far from innocuous. We link their performance to underlying features, and identify those that are better suited to model wholesale electricity markets.Agent-based computational economics, electricity, market design, experience-weighted attraction (EWA), learning, supply functions, demand aggregation, initial beliefs.

    Capturing industrial CO2 emissions in Spain: Infrastructures, costs and break-even prices

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    This paper examines the conditions for the deployment of large-scale pipeline and storage infrastructure needed for the capture of CO2 in Spain by 2040. It details a modeling framework that allows us to determine the optimal infrastructure needed to connect a geographically disaggregated set of emitting and storage clusters, along with the threshold CO2 values necessary to ensure that the considered emitters will make the necessary investment decisions. This framework is used to assess the relevance of various policy scenarios, including (i) the perimeter of the targeted emitters for a CCS uptake, and (ii) the relevance of constructing several regional networks instead of a single grid to account for the spatial characteristics of the Spanish peninsula. We find that three networks naturally emerge in the north, center and south of Spain. Moreover, the necessary CO2 break-even price critically depends on the presence of power stations in the capture perimeter. Policy implications of these findings concern the elaboration of relevant, pragmatic recommendations to envisage CCS deployment locally, focusing on emitters with lower substitution options toward low-carbon alternatives

    Blanc sota negre. Treballs des de l'imperceptible /5. Isabel Banal: Via Lactea

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    Podeu consultar la versiĂł en castellĂ  a: http://hdl.handle.net/2445/59785 i en anglĂšs a: http://hdl.handle.net/2445/59784En aquesta exposiciĂł, mostra projectes oberts i de llarg recorregut disposats sobre cinc taules. La taula ha estat un dels elements centrals des dels inicis de la seva trajectĂČria escultĂČrica, un referent a l’espai de treball creatiu i domĂšstic i una metĂ fora de la terra –en la seva doble accepciĂł semĂ ntica de sĂČl i terra. En l’esperit dels calendaris, les obres registren el dia a dia a travĂ©s de gestos comuns com: recollir, mirar al terra, caminar, apilonar, dibuixar, esborrar... Imatges que sumades fan una crĂČnica dels nostres dies i enteses com a conjunt formen un univers amb mĂșltiples capes de lectura
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