The riots of 2005 in Mocímboa da Praia and the current violent attacks Cabo Delgado province have resulted a range unsettling rumors. This article revisits their aftermath to make sense rumors that spread since then, fueling fears violence uncertainty. These disconcerting are especially rich what they tell us about perception political Other narratives materialize following events. way which ci...

Nowadays, rumor spreading has gradually evolved into a kind of organized behaviors, accompanied with strong uncertainty and fuzziness. However, existing fuzzy detection techniques for rumors focused their attention on supervised scenarios that require expert samples labels training. Thus, they are not able to well handle the unsupervised where unavailable. To bridge such gap, this article propo...

Because of risk aversion, any sensible investment valuation system should value less projects that contribute more to the aggregate risk, i.e., have a larger income elasticity net benefits. In theory, this is done by adjusting discount rates consumption betas. But in reality, for various reasons (Arrow-Lind and WACC fallacies, market failures), most public private institutions people use rate r...