Economics, general: HB1-HB130
Economics-history: HB75-HB130
Economics-mathematics:: HB135
Economics-statistical methods: HB137
Econometrics: HB139
Microeconomics: HB172
Macroeconomics: HB172.5
Economic forecasting: HB3730
Economic assistance: HC59.8-HC60.5
Environmental economics: HC79.E5
Managerial economics: HD30.22
Economic development: HD72-HD88
Economic policy: HD87
Labor economics: HD4901
Law and economics K487.E3
International economic relations: HF1351-HF1359
Urban economics HT321