Among many risk assessment techniques, qualitative, semi-quantitative or quantitative, risk matrix is a common tool to assess risk by allocating frequency and consequence of an accident to one of the pre divided frequency and consequence categories. However, since there is no standardized way to...

Abrupt changes are a prevalent feature of financial data sets, such as prices of financial assets, returns of stocks, exchange rates, etc. An early warning system (EWS) can detect existing changes and predict possible future changes before they occur. Two important statistical models for change...

Escalation of extreme weather events represents substantial threat to power system infrastructure. Mobile emergency generators (MEGs) can form part of a flexible restoration strategy against such destructive events. However, with continued expansion of distribution networks, quantification of...

In an experiment-based prospective study aiming to determine the efficiency of a treatment, the time by which it becomes clear whether a therapy is effective or not is critical. This applies specifically to clinical trials and refers to the same extent to both successful and futile therapies....

The paper presents the scale and directions of inter-voivodship migration in Poland in selected years of the 2000-2020 period. The study focused on permanent residence migration and aimed to identify areas of migration attractiveness and migration catchment voivodships. To study the stochastic...

Healthcare leaders are faced with many financial challenges in the contemporary environment, leading to financial distress and notable instances of bankruptcies in recent years. What is not well understood are the specific conditions that may lead to organizational economic failure. Though there...