82 citations · 196 across the 7 of their papers we have counts for
7 papers
Application of spin glass ideas in social sciences, economics and finance
Jean-Philippe Bouchaud, Matteo Marsili, Jean-Pierre Nadal
Classical economics has developed an arsenal of methods, based on the idea of representative agents, to come up with precise numbers for next year's GDP, inflation and exchange rat…
On sampling and modeling complex systems
Matteo Marsili, Iacopo Mastromatteo, Yasser Roudi
The study of complex systems is limited by the fact that only few variables are accessible for modeling and sampling, which are not necessarily the most relevant ones to explain th…
Financial instability from local market measures
Marco Bardoscia, Giacomo Livan, Matteo Marsili
We study the emergence of instabilities in a stylized model of a financial market, when different market actors calculate prices according to different (local) market measures. We…
On the criticality of inferred models
Iacopo Mastromatteo, Matteo Marsili
Advanced inference techniques allow one to reconstruct the pattern of interaction from high dimensional data sets. We focus here on the statistical properties of inferred models an…
On information efficiency and financial stability
Fabio Caccioli, Matteo Marsili
We study a simple model of an asset market with informed and non-informed agents. In the absence of non-informed agents, the market becomes information efficient when the number of…
Effects of Tobin Taxes in Minority Game markets
Ginestra Bianconi, Tobias Galla, Matteo Marsili
We show that the introduction of Tobin taxes in agent-based models of currency markets can lead to a reduction of speculative trading and reduce the magnitude of exchange rate fluc…