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How Homophily Affects Learning and Diffusion in Networks

Golub, Benjamin; Jackson, Matthew O. - Fondazione ENI Enrico Mattei (FEEM) - 2009

on repeated averaging of neighbors' information and Markovian diffusion processes such as the Google random surfer model …

Persistent link: https://www.econbiz.de/10005008021

Naïve Learning in Social Networks: Convergence, Influence and Wisdom of Crowds

Jackson, Matthew O.; Golub, Benjamin - Fondazione ENI Enrico Mattei (FEEM) - 2007

We study learning and influence in a setting where agents communicate according to an arbitrary social network and naïvely update their beliefs by repeatedly taking weighted averages of their neighbors’ opinions. A focus is on conditions under which beliefs of all agents in large societies...

Persistent link: https://www.econbiz.de/10005423267

Marketing via Friends: Strategic Diffusion of Information in Social Networks with Homophily

Chuhay, Roman - Fondazione ENI Enrico Mattei (FEEM) - 2010

The paper studies the impact of homophily on the optimal strategies of a monopolist, whose marketing campaign of new product relies on a word of mouth communication. Homophily is a tendency of people to interact more with those who are similar to them. In the model there are two types of...

Persistent link: https://www.econbiz.de/10008674339

Oil Price Forecast Evaluation with Flexible Loss Functions

Bastianin, Andrea; Manera, Matteo; Markandya, Anil; … - Fondazione ENI Enrico Mattei (FEEM) - 2011

The empirical literature is very far from any consensus about the appropriate model for oil price forecasting that … frequencies on a common sample and common data. Fourth, we evaluate the forecasting performance of each selected model using …

Persistent link: https://www.econbiz.de/10009421234

Industrial Coal Demand in China: A Provincial Analysis

Manera, Matteo; Cattaneo, Cristina; Scarpa, Elisa - Fondazione ENI Enrico Mattei (FEEM) - 2008

The general concern on the environmental implications of the rising demand for coal registered in China during the last few years has induced considerable research effort to produce accurate forecasts of China’s energy requirements. Nevertheless, no previous study has modelled the coal demand...

Persistent link: https://www.econbiz.de/10004965192

Biofuels and Food Prices: Searching for the Causal Link

Bastianin, Andrea; Galeotti, Marzio; Manera, Matteo - Fondazione ENI Enrico Mattei (FEEM) - 2013

We analyze the relationship between the prices of ethanol, agricultural commodities and livestock in Nebraska, the U.S. second largest ethanol producer. The paper focuses on long-run relations and Granger causality linkages between ethanol and the other commodities.The analysis takes possible...

Persistent link: https://www.econbiz.de/10010633230

On the Realized Volatility of the ECX CO2 Emissions 2008 Futures Contract: Distribution, Dynamics and Forecasting

Chevallier, Julien; Sévi, Benoît - Fondazione ENI Enrico Mattei (FEEM) - 2009

The recent implementation of the EU Emissions Trading Scheme (EU ETS) in January 2005 created new financial risks for emitting firms. To deal with these risks, options are traded since October 2006. Because the EU ETS is a new market, the relevant underlying model for option pricing is still a...

Persistent link: https://www.econbiz.de/10008502108

Modelling Asymmetric Dependence Using Copula Functions: An application to Value-at-Risk in the Energy Sector

Bastianin, Andrea - Fondazione ENI Enrico Mattei (FEEM) - 2009

that asymmetries show up in their unconditional distribution, as well as in their unconditional copula. The VaR forecasting …

Persistent link: https://www.econbiz.de/10005012145

Evaluating the Empirical Performance of Alternative Econometric Models for Oil Price Forecasting

Manera, Matteo; Longo, Chiara; Markandya, Anil; Scarpa, … - Fondazione ENI Enrico Mattei (FEEM) - 2007

different types of econometric models for oil price forecasting. Several specifications have been proposed in the economic …). The empirical literature is very far from any consensus about the appropriate model for oil price forecasting that should … common sample and common data. Fourth, we evaluate the forecasting performance of each selected model using static and …

Persistent link: https://www.econbiz.de/10005423181

Oil and Product Price Dynamics in International Petroleum Markets

Lanza, Alessandro; Manera, Matteo; Giovannini, Massimo - Fondazione ENI Enrico Mattei (FEEM) - 2003

In this paper we investigate crude oil and products price dynamics. We present a comparison among ten price series of crude oils and fourteen price series of petroleum products, considering four distinct market areas (Mediterranean, North Western Europe, Latin America and North America) over the...

Persistent link: https://www.econbiz.de/10005423205