) projects or projects performed in very turbulent times, the parameter estimation becomes more complex (in extreme cases, even …

This study proposes a non-homogeneous continuous-time Markov regenerative process with recurrence times, in particular … dynamics better than the existing models, and the inclusion of recurrence times significantly impacts the transition …

We study how delivery times and prices for hospital medical devices respond to the introduction of centralized …-set of devices. The statutory centralization generated a reduction in prices and an increase in delivery times for …

is affected by changes in waiting times and clinical quality within hospitals over time. We estimate mixed … effect of waiting times. Conversely, failure to capture variations in clinical quality over time does not affect the estimate … times and clinical quality: average demand elasticity with respect to own waiting times and mortality is estimated to be - 0 …

objectives: sequence dependent setup times and no-idle constraint. Additional components have been added to adapt the system to …

The purpose of this study is to analyse the business performance, i.e. business efficiency of the New York Times in the … focuses on the financial efficiency of the New York Times in combination with the trend of the number of users. On one hand …

distributional assumptions. In this paper, we propose using survey response times to solve that problem. The key assumption of our …