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Correlations between biofuels and related commodities before and during the food crisis: A taxonomy perspective

Kristoufek, Ladislav; Janda, Karel; Zilberman, David - In: Energy Economics 34 (2012) 5, pp. 1380-1391

In this paper, we analyze the relationships between the prices of biodiesel, ethanol and related fuels and agricultural commodities with a use of minimal spanning trees and hierarchical trees. To distinguish between short-term and medium-term effects, we construct these trees for different...

Persistent link: https://www.econbiz.de/10011039564

Correlations between biofuels and related commodities before and during the food crisis : a taxonomy perspective

Kristoufek, Ladislav; Janda, Karel; Zilberman, David - In: Energy economics 34 (2012) 5, pp. 1380-1391

Persistent link: https://www.econbiz.de/10009688086

Regime-Dependent Topological Properties of Biofuels Networks

Kristoufek, Ladislav; Janda, Karel; Zilberman, David - Crawford School of Public Policy, Australian National … - 2012

We analyze the relationships between biodiesel, ethanol and related fuels and agricultural commodities with a use of minimal spanning trees and hierarchical trees and Granger causality. We construct this trees for different frequencies (weekly, monthly and quarterly). We find that in short-term,...

Persistent link: https://www.econbiz.de/10011201615

Analysis of a network structure of the foreign currency exchange market

Kwapień, Jarosław; Gworek, Sylwia; Drożdż, Stanisław; … - In: Journal of Economic Interaction and Coordination 4 (2009) 1, pp. 55-72

Persistent link: https://www.econbiz.de/10004992606

Network Learning, Principal-Agent Conflict, and Award-Winning Wine-Making in Chile's Colchagua Valley

Hojman, David - Regional and International Economic Development Group, … - 2005

Chile’s Colchagua Valley is both a geographical cluster of wineries and a dynamic learning network of wine-making professionals. A principal-agent problem arises in that the latter knowledge network is frowned upon by owners and top managers. Whereas experts aim at maximising quality, firms...

Persistent link: https://www.econbiz.de/10005077251

Conformism and diversity under social learning

Bala, Venkatesh; Goyal, Sanjeev - In: Economic Theory 17 (2001) 1, pp. 101-120

When there are competing technologies or products with unknown payoffs an important question is which technology will prevail and whether technologies with different payoffs can coexist in the long run. In this paper, we use a social learning model with local interactions to study this question....

Persistent link: https://www.econbiz.de/10005155366

Modular scale-free architecture of Colombian financial networks: Evidence and challenges with financial stability in view

León, Carlos; Berndsen, Ron J. - BANCO DE LA REPÚBLICA - 2013

–world networks. Evidence from the main Colombian payment and settlement systems verifies that local financial networks have self … financial networks, and suggest new insights and challenges for authorities contributing to their stability. For instance, (i …

Persistent link: https://www.econbiz.de/10010765007

Bilateral Information Sharing in Oligopoly

Currarini, Sergio; Feri, Francesco - Dipartimento di Economia, Università Ca' Foscari Venezia - 2007

We study the problem of information sharing in oligopoly, when sharing decisions are taken before the realization of private signals. Using the general model developed by Raith (1996), we show that if firms are allowed to make bilateral exclusive sharing agreements, then some degree of...

Persistent link: https://www.econbiz.de/10005057151

INSTITUTIONAL POLYCENTRISM, ENTREPRENEURS’ SOCIAL NETWORKS, AND NEW VENTURE GROWTH

Batjargal, Bat - William Davidson Institute, University of Michigan - 2013

What is the interrelationship among formal institutions, social networks, and new venture growth? Drawing on the theory … number of structural holes in the entrepreneurial social networks. While the effect of this institutional order on the … revenue growth of new ventures is negative, a network’s structural holes have a positive effect on the revenue growth …

Persistent link: https://www.econbiz.de/10011161390

Business networks, production chains, and productivity: A theory of input-output architecture

Oberfield, Ezra - 2011

This paper studies an analytically tractable model of the formation and evolution of chains of production. Over time, entrepreneurs accumulate techniques to produce their good using goods produced by other entrepreneurs and labor as inputs. The value of a technique depends on both the...

Persistent link: https://www.econbiz.de/10010292100

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