pressure refers to the feelings an athlete has about performing in a competitive situation. the primary aim of this study was to examine kinematic changes of tennis serves in increasing competitive pressure. 20 semi-professional right-handed male tennis players completed 120 serves under low (normal) and high competitive pressure phases. pressure checks (heart rate and perceived competitive sta...

The aim of this research was determined the effect of assertiveness training on bullying, competitive state anxiety and performance under pressure in futsal players. 32 futsal players teenage guys who scored from low to moderate were scored in assertiveness questionnaire and were purposefully placed into two experimental and control groups. The experimental group was given eight session trainin...

globalization may have different impacts on the gender wage gap depending on the specialization and trade pattern as well as the socio-economic situation. the main purpose of this paper is to examine an impact of globalization on gender wage inequality. specifically, the hypothesis is that globalization reduces gender wage gap. for this, we have employed a panel technique for 21 selected develo...

background: the most reliable indicator of vitamin d status is circulating concentration of 25‑hydroxycalciferol (25(oh) d) routinely determined by enzyme‑immunoassays (eia) methods. this study was performed to compare commonly used competitive protein‑binding assays (cpba)‑based eia with the gold standard, high‑pressure liquid chromatography (hplc). methods: concentrations of 25(oh) d in sera ...

This paper explores the relationship between the intensity of competition in product markets and firms’ incentives to lower their production costs by illegal means. Our framework combines a Salop circle with a crime model à la Becker, allowing us to differentiate between several measures for the intensity of competition. We establish that more firms in the industry (i.e., lower entry costs) red...