To meaningfully improve the estimates of future profits cannot be realized without respecting the following principles: focus on the selection of significant variables according to the Pareto principle, construction of the problem solution on the bases of a recursive function, the case-based...

To create their rankings, university-ranking agencies usually combine multiple performance measures into a composite index. However, both rankings and index scores are sensitive to the weights assigned to performance measures. This paper uses a stochastic dominance efficiency methodology to...

COVID-19 has profoundly changed the way that we study and work. For students, especially primary and middle school students, online education has become a solution to learning problems. However, online and offline education have their own characteristics and different learning efficiencies in...