Abstract We consider the problem of controlling drift and diffusion rate endowment processes two firms such that joint survival probability is maximized. assume are continuous diffusions, driven by independent Brownian motions, aggregate a motion with constant rate. Our results reveal maximal depends only on risk-adjusted return can be implemented in each firm. Here understood as divided squared

The Global Network of WHO Collaborating Centres for Nursing and Midwifery Development is an independent, international, non-profit organization, with 44 Collaborating Centres. Among its members there are internationally recognized nursing and midwifery leaders, what emphasizes the unique meaning of this group. Based on its history, this article describes how the work as a network can transform ...

1National Collaborating Centre for Mental Health, Royal College of Psychiatrists, London E1 8AA, UK; 2Sheffield Health and Social Care NHS Foundation Trust, Sheffield S10 3TH, UK; 3Psychiatry and Applied Psychology, Faculty of Medicine and Health Sciences, University of Nottingham, Nottingham, UK; 4Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA; ...

We analyze the benefits in terms of scientific impact deriving from international collaboration, examining both those for a country when it collaborates and also those for the other countries when they are collaborating with the former. The data show the more countries there are involved in the collaboration, the greater the gain in impact. Contrary to what we expected, the scientific impact of...

1 Supported by Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP), Brazil, process #2012/14840-8 and Pró-Reitoria de Graduação da Universidade de São Paulo, Brazil. 2 PhD, Professor, Escola de Enfermagem de Ribeirão Preto, Universidade de São Paulo, PAHO/WHO Collaborating Centre for Nursing Research Development, Ribeirão Preto, SP, Brazil. 3 Master’s student, Escola de Enfermagem de ...