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The Fórum da Liberdade (Liberty Summit) took place at the PUC-RS in Porto Alegre on past Monday and Tuesday. The event has been happening for 25 years to talk on issues related to economic freedom, entrepreneurial ideas, and individual rights. This year's summit discussed "2037: que Brasil será o seu?" ( 2037: how your Brazil will be like). Fórum da Liberdade is held yearly by the Brazilian Institute of Business Studies (IEE).

What people will be talking about on Twitter, Facebook, Google Plus, and LinkedIn? Bernardo Huberman, director of HP Labs Social Computing Resarch Group, claims to have created a formula to predict people's behavior tendencies on social networks. The physicist introduced the formulas in a lecture in the Pontifical Catholic University of Rio Grande do Sul, in Porto Alegre, Brazil. One of his main tools is Twitter. According to Huberman, the level of attention a subject gains at the microblog determines how much it would spread and how big the revenue can be

Today Brazil is one of the emerging markets attractive for investments. Despite the incentives typical for strategic approach for creating favorable conditions, there might be some hidden drawbacks in policy or environment that might affect investors' decision-making. Professor Paulo Moura, Political Scientist, reviews critically the current investment climate in Brazil