When scientists claim "15% of French citizens are lonely," can we trust it? Our measurement tools for psychological ...

Diseconomies of scale happen when a company or business grows so large that the costs per unit increase. It takes place when economies of scale no longer function for a firm. With this principle ...

The convergent validity of the CIS was evaluated by comparing the results of the CIS with the results of three related measures: fatigue measured on a unidimensional five point Likert scale, burnout, ...

There is no author summary for this article yet. Authors can add summaries to their articles on ScienceOpen to make them more accessible to a non-specialist audience.