We consider the design of forecasting competitions in which multiple forecasters make predictions about one or more independent events and compete for a single prize. We have two objectives: (1) to award the prize to the most accurate forecaster, and (2) to incentivize forecasters to report truthfully, so that forecasts are informative and forecasters need not spend any cognitive effort strateg...

We study the effects of randomness on competitions based on an elementary random process in which there is a finite probability that a weaker team upsets a stronger team. We apply this model to sports leagues and sports tournaments, and compare the theoretical results with empirical data. Our model shows that single-elimination tournaments are efficient but unfair: the number of games is propor...

In addition to the cortege of disasters generated by SARS-COV II pandemic, current global medical crisis has also had a positive effect. More than ever, it brought up fundamental role played scientific and technological research in progress mankind its defence against disruptive threats. The modern age Third Millennium changed human-machine relationship. Today, technologies seem go beyond their...

We initiate the study of incentive-compatible forecasting competitions in which multiple forecasters make predictions about one or more events and compete for a single prize. have two objectives: (1) to incentivize report truthfully (2) award prize most accurate forecaster. Proper scoring rules truthful reporting if all are paid according their scores. However, incentives become distorted only ...

abstract physical injuries during taekwondo competitions often happen due to physical contacts during fighting; therefore, a training protocol was designed in line with the physiological stress of a real competition according to la, hr and rpe changes so that the athletes could perform the techniques with a pad instead of a real opponent. for this purpose, 12 professional taekwondo players from...

Abstract Increased geopolitical competition and growing economic nationalism after 2014 have gradually started to slow the trend of liberalization international trade. Relations among certain national states turned into trade wars – a hybrid phenomenon shaped at intersection geopolitics geoeconomics. The paper explores global regional trends in regulations introduced by world's largest economie...

the future of contested strategic competitions in the indian ocean the indian ocean has received new attention in recent years because of its economic and strategic importance. the region is seen as a theatre for great power rivalries mainly between the united states, china, and india. in this regard, this paper assesses how the indian ocean region is coping with the challenges of global powers...

Geopolitics is about how the world is understood politically at the planetary scale. It is simultaneously a term that refers to great power rivalries and the knowledge and representational practices that legitimate that mode of rule. Now in the face of climate change the premises for thinking about human politics have been dramatically changed, even if many political elites and scholars have ye...

The Eastern Mediterranean (EM) has endured significant geopolitical alterations in the last decade through new oil and natural discoveries. energy issues region present geostrategic inferences for states to assure their economic, politic interests also accelerate rivalry among surrounding external powers. In addition, sources discoveries have triggered increased regional insecurity instability....