101 17. The company job balance sheet 101 18. The personnel and jobs structure 119 19. Work in homogeneous groups 125 20. Incorporation of Galois lattices 130 21. The selection of teams for associated tasks 134 22. A brief reference to costs 138 23. Problems associated with personnel assignment 140 The Hungarian assignment algorithm 24. 148 Theoretical elements of the Hungarian algorithm 25. 158 Assignment by means of the Branch and Bound 26. 170 Changes, abilities and costs 27. 181 28. Development of the capacity of initiative 186 29. Specialization or adaptable qualification 190 30. Incorporation of uncertainty 206 Economic incidence of passing of over from specialisation 31. to adaptable qualification 214 32. Retraining through the acquisition of new abilities 218 REFERENCES 222 FINAL CONSIDERATIONS 224 VI PREFACE The ups and downs faced by society during the latter half of the XX'Th century, have left remnants, from the uncertainty of which could emerge a different way of living together. This not only includes new ways of looking at more or less old problems, it also means a profound change of the very foundations on which investigation is based.