The mobility of labor, defined as responsiveness and adaptation of persons or groups of persons on the challenges of the social and economic environment is therefore a social phenomenon depending on time and space. A high mobility increases opportunities for workers to find a job and employers...

Grey system theory looks for realistic patterns based on modeling with a few available data. In this paper, a Grey-Markov prediction model which is the combination of the GM(1,1) and Markov model was studied; Moreover, its applications in energy system were presented. The average errors of Energy...