Competition between herbivorous insects often occurs as a trait mediated indirect effect mediated by inducible changes in plant quality rather than a direct effect mediated by plant biomass. While plant-mediated competition likely influences many herbivores, progress linking studies of plant-mediated competition in terrestrial phytophagous insects to longerterm consequences for herbivore commun...

purpose the aim of this study was to compare the levels of serum immunoglobulin (iga, igm, igg), testosterone and cortisol in semi-endurance elite runners during general preparation and competition phase of training. methods thirteen semi-endurance elite male runners with an average age of 18.92±1.7 years volunteered to take part in this study. the runners participated in the selected training ...

The legal challenges posed by individuals who do not easily fit into accepted legal categories but who, nonetheless, may be recognised as a social category or distinct group of people by the society in which they live is the issue that informs this article. More specifically, I am concerned with people who do not readily fit into the usual binary divide of male or female with reference to the l...

s in other industrialized countries, the health care sector is an important element of the Netherlands’ economy. As a share of gross domestic product (GDP), national health expenditures in the Netherlands rose from 6 percent in 1970 to 8.2 percent in 1980 (23). The growth rate slowed in the 1980s; by 1991, national health expenditures accounted for only a slightly higher share of GDP at 8.3 per...

The objective of this study was to analyze, which research methodologies are currently being used in the field of Information Systems (IS). To analyze research activities from different parts of the world, the proceedings of five conferences “on Information Systems” were included over a five year period from 2006 to 2010. In addition to the “International Conference on Information Systems” (ICI...

This paper studies the effect of differences in the rate of technological progress between sectors on the relative sizes of those sectors in terms of revenues. There are two sectors: a stagnant sector, where productivity does not change over time, and a progressive sector, where costs decrease over time due to exogenous technological progress. We consider a conjectural variation approach to com...

in the case of abuse of right  of  freedom of trade, intentional fault or negligence, resort  to unlawful means and act contrary to professional ethics and in general, fulfillment of conditions of compensation of loss according to governing rules in legal systems, commercial rivals have tortious liability within the framework of traditional principles of tort law. nowadays, day by day, cases of...