46-00 47-00 4.5(S):印度经济政策:48-00 4.6(s):工业经济学:49-00 4.7 4.7(s):经济学和法律:50-51 4.8(s):合作理论:52-00 4.9 4.9(s):52-00 4.9(s) (Interdisciplinary) Paper --------------------------------------------------------------------------------------------------------------------------------