The study aimed at analyzing the management and economics books for the eleventh and twelfth grades in the first and second parts, and extracting the administrative and economic concepts and revealing their development in the two books. The average reliability of the analysis tool is 92.32%, which is suitable for the purposes of the research. The study found that the rate of development of administrative concepts between the eleventh and twelfth grades was 13.63%, and the rate of development of administrative concepts between the twelfth and eleventh grades was 17.39%, while economic concepts formed the rate of development between the eleventh and twelfth grades at a rate of 19.71%, and the percentage of development between the eleventh and twelfth grades was 19.71%. The development for the twelfth grade with the eleventh is 30.90%. Based on the results of this study, the study recommended the necessity of reformulating the management and economics curriculum in order to achieve the development of administrative and economic concepts between the eleventh and twelfth grades, and the importance of balance in presenting administrative and economic concepts in management and economics books for the two mentioned grades of the management and economics curriculum for the secondary stage in Palestine.