We study the Brazilian Popular Music in a network perspective. We call the Brazilian Popular Music Network, BPMN, the graph where the vertices are the song writers and the links are determined by the existence of at least a common singer. The linking degree distribution of such graph shows power...

We investigate the origin of volatility in financial markets by defining an analytical model for time evolution of stock share prices. The defined model is similar to the GARCH class of models, but can additionally exhibit bimodal behaviour in the supply–demand structure of the market....

The investigation of traffic flow problems has a long tradition and various methods and approaches have been applied. In this review we focus on statistical mechanics and nonequilibrium aspects. It is shown that many properties of traffic flow can be modelled successfully by using rather simple...

The thesis put forward in this paper is that Herbert A. Simon was a distinctive theoretician of decentralized decisional systems alternative to the market, from planning to organizations. This issue emerges from the convergence of four perspectives, each with a different role and influence on...

The goal of this paper is to illustrate an innovative methodology, multi-scale integrated analysis, developed for dealing with the new challenges implied by multi-criteria analysis of sustainability: an integrated assessment of sustainability requires a multi-dimensional and multi-scale analysis...

Industrial-commercial and tourist ports areas are spaces of difference, rich in potential opportunities but also in contradictions and conflicts. The conservation of their particular landscape is very important for the city/region development, founded on a new metabolism. Port areas will become...

The study uses a computational approach to study the phenomenon of housing privatization in Russia in the 1990s. As part of the housing reform flats in multi-family buildings were offered to their residents free of payment. Nevertheless rapid mass housing privatization did not take place. While...

Chapter 1: Micro-macro relationships in the economics of complexity -- Chapter 2: Firm, sector, markets: the unavoidable questions -- Chapter 3: Pathways to interpret the micro-macro relationship and "turning points" -- Chapter 4: The micro-macro relationship in complex systems theory: a...