In epidemiology, qualitative models have been developed and applied to study the propagation of infectious diseases since the 1920s. A version of these models is based on the rumour propagation. The main idea behind these models is that spreading an infectious disease or disseminating...

The design of strategies for social systems requires the use of qualitative information owing to the fact that quantitative information can be insufficient to solve the problems involved. The information that the specialists and the decision makers obtain is often incomplete and unreliable....

Qualitative behaviours of small firms are explored to forecast criticalities in the Italian credit market. We build up an evaluation process to integrate quantitative rating practices. Research method: Relevant qualitative factors to estimate the credit risk are empirically investigated by...

<p>The design of strategies for social systems requires the use of qualitative information owing to the fact that quantitative information can be insufficient to solve the problems involved. The information that the specialists and the decision makers obtain is often incomplete and unreliable....</p>

With organisations adopting maintenance as a profit-generating business element, the role of maintenance in modern manufacturing industries is becoming even more important, clearly underscoring the importance of bringing maintenance operations in harmony with corporate business objectives. This...