There is ample evidence that Islamic stock markets perform differently from conventional stock markets, particularly when economic policy uncertainty (EPU) or any other uncertainty such as geopolitical uncertainty is present. Considering this context, this paper examines the US EPU's...

Purpose: As high-tech industries are the main responsible for research and development (R&D), the purpose of this paper is to investigate some of the possible determinants of R&D investment in this type of industry. Design/methodology/approach: The analysis is based on a sample of European...

In recent years we witnessed an impressive advance in the social networks field, which became a "hot" topic and a focus of considerable attention. Also, the development of methods that focus on the analysis and understanding of the evolution of data are gaining momentum. In this paper we present...

This paper reports advances in the entity extraction task (named entity identification) of a text mining process that aims at unveiling non-trivial semantic structures, such as relationships and interaction between entities or communities. We proposed a 3-phase method that is applicable to the...

Multi-criteria decision analysis (MCDA) has been one of the fastest-growing areas of operations research during the last decades. The academic attention devoted to MCDA motivated the development of a great variety of approaches and methods within the field. These methods distinguish themselves...

The role of Poverty Alleviation Programs (PAP) in �ghting poverty and ensuring the satisfaction of basic economic needs is well known. How- ever, informational asymmetries create the need for adequate instruments to prevent fraud. This paper provides a static model of adverse selection where...

This study addresses a new generation of adaptable intelligent control systems for energy management. The proposed approach consists of a high-level predictive control system based on advanced simulation and optimization algorithms which interact with conventional machine-level controllers of...

The main objective of the present research is to identify the knowledge flows responsible for promoting the innovation capacity of Portuguese companies. Specifically, we intend to identify which variables influence Portuguese innovation capacity from a macro and micro perspective, so that we can...

Fintech has revolutionized the financial sector, providing a new way of providing banking services. Since Fintech can provide the same services as traditional banks but entirely online, it is a competitor. As a result, consumers' relationships with banking have inevitably changed, and it is...