We investigate the controversial role of the informal sector in the economy of 64 countries between 2003 and 2007 by focusing for the first time on the impact it has on sovereign debt markets. In addition to a standard ordered Probit regression, we employ two nonparametric neural network...

In this paper we deal with two questions, (i) what are the origins of the current financial crisis, and (ii) what did economists contribute, or why did economists fail to provide a convincing answer for the origins of the crisis, and possible solutions to overcome it? Apparently, the economics...