Solutions for Klein-Gordon equation in Randall-Sundrum-Kerr scenario

We study the scalar perturbations of rotating black holes in framework of extra dimensions type Randall-Sundrum(RS).Comment: 2 pages, revtex4, contribution to conference "100 years of Relativity", Sao Paulo, Brazil, Aug. 22-24, 200

Towards A National Agribusiness System: A Conceptual Framework

This paper examines today's challenges to the agribusiness sector. Through the Resource-Based View approach, we explore the potential roles and linkages between national public policies and local strategies in order to enhance the competitiveness and sustainability of a national agribusiness system. The main goal is to achieve a strategic alignment between the actions of multiple stakeholders, like firms, research centers, consumers, government, and the society in general. The essence of the paper is synthesized in a framework, which highlights the need for coordination of agribusiness systems by a National Strategy.Agribusiness,