1. Center of Economic Engineering, Universitat Politècnica de València, 46022, Valencia, Spain
2. Instituto de Matemática Multidisciplinar, Universitat Politècnica de València, 46022, Valencia, Spain
3. Department of Accounting, University of Valencia, 46071, Valencia, Spain
4. Department of Labour and Social Security Law, Faculty of Law, University of Valencia, 46020 Valencia, Spain