In terms of the socio-economic crisis, the ravages of a pandemic shock indicate that people from developing countries are likely to be more vulnerable. The same direction of impact could be expected in the case of the COVID-19 pandemic; however, both scale and speed of this pandemic differ from...

The aim of this contribution is to apply methods from optimal control theory to the mathematical modeling of biological pest control. We formulate a pest control strategy for nonlinear Kolmogorov system of n interacting populations by introducing natural enemies as a control function. The...

The paper analyzes the regional disparities brought by each employment status concerning the civilian noninstitutional population 16 years of age and over especially focusing on the regional agglomeration. Specifically, it investigates the characteristics of spatial autocorrelations or...

Tourism can have significant impacts on employment in tourist destinations. It must be also noted that the human capital in the tourism sector, and more specifically in hotels, constitutes a basic factor of quality. The effectiveness of service in the Hotel industry is often linked with the...

During the last two decades direct selling and its new form known as network marketing (multilevel marketing) illustrate constant growth at a global scale, despite the world economic crisis. According to WFDSA global retail sales in the industry are at amount of 166 billion USD, achieved through...

The paper analyzes the experience of Portuguese and Spanish hotel networks in Brazil, specifically on the Northern Coast of Bahia. We look at this process over the period when Brazil was opening up to international tourism corporations through promotion of national and regional policies. The...

The purpose of the paper is investigating relations between human development and economic growth, with a view to identifying major policies and prioritizing of them across Iranian provinces. In order to, human development index (HDI) between Iranian provinces over 1996, 2006 and 2001 have been...

One of the main impediments to a correct forest management has to do with serious gaps in public participation and stakeholders’ involvement in drawing up and carrying out public policies. The Natura 2000 Montemuro Mountain Site is paradigmatic of this situation. By looking at a set of...

Algeria has a large immigrant population. It is the third largest African community in the world after that of Egypt and Morocco. Its role in the international trade of Algeria has never been object of evaluation study. In line with the recent literature developed since the 1990s, through the...

Regional disparities are one of the main problems in developing countries and Iranian provinces suffer from such disparities. Balanced growth of all provinces of the country has been considered essential for sustainable development. By constructing Human Development Index (HDI) over the period...