L'Information Voyageurs est une composante essentielle du mode bus car il est perçu par les voyageurs comme un mode complexe qui nécessite obligatoirement des connaissances accrues du réseau pour voyager. L'information dans les bus est relayée par différents outils comme les girouettes...

This article makes a brief analysis of the current situation of Latin American studies in Portugal. In order to do so, the author uses data from a survey conducted among the staff of Portuguese universities, mainly among those who hold responsibilities upon their fields of study. This article...

This paper provides an ex-post analysis of the impact of China's entry into the WTO on its welfare. To do so we use a formula introduced by Arkolakis et al. (2012) that permits to assess the impact of a foreign shock on welfare in a wide range of trade models. We try to make it as accurate as...

The aim of this article is to briefly review and make new studies of correlations and co-movements of stocks, so as to understand the "seasonalities" and market evolution. Using the intraday data of the CAC40, we begin by reasserting the findings of Allez and Bouchaud [New J. Phys. 13, 025010...

This master dissertation consists of a literature review about the role of accounting information and the companies' disclosure polices in the financial market, as well as the information asymmetry issues that may occur for a firm. More specifically, we address the segment reporting issue. We...

This study reconsiders the role of jumps for volatility forecasting by showing that jumps have a positive and mostly significant impact on future volatility. This result becomes apparent once volatility is separated into its continuous and discontinuous component using estimators which are not...

Many structural break and regime-switching models have been used with macroeconomic and financial data. In this paper, we develop an extremely flexible modeling approach which can accommodate virtually any of these specifications. We build on earlier work showing the relationship between...

Social Entrepreneurship causes increasing debate in the literature and represents a growing enigma for theories of the firm. Beyond the divergences in its definitions, we show that its mission to create "social value" is an identifiable common feature that cannot be satisfactorily described...

This article examines the role of Internet based labour market intermediaries in coordinating job seeker/employee interactions. A twofold analysis examines on the one hand the matchmaking tools determining applicants' access to job ads, and on the other, the content of ads posted on the web....

The Solvency 2 advent and the best-estimate methodology in future cash-flows valuation lead insurers to focus particularly on their assumptions. In mortality, hypothesis are critical as insurers use best-estimate laws instead of standard mortality tables. Backtesting methods, i.e. ex-post...