能源经济学、低碳经济学。曾发表章: [1] 杨沫,陈凯.河北省能源经济可持续发展评价及对策研究[J].技术经济,2011,3004:64-68. [2] 杨沫,陈凯.基于STIRPAT及解耦模型的河北省碳排放影响因素分析[J].东北大学学报自然科学版,2017,3802:300-304. [3] Yangmo,Chenkai. Performance evaluation of low carbon pilot measures based on STIRPAT and DID model [J]. Revista de la Facultad de Ingenieria, 2017, 3204: 831-836. [4] Yangmo,Chenkai.Evaluation and measures on sustainable development of energy economy in China [J].Proceedings of the 2011 International Conference on Materials for Renewable Energy & Environment ICMREE 2011, 2011, 39-43. 曾参与的著作: [1]区域文化经济论,经济科学出版社,2014.4。 [2]区域文化经济研究,经济科学出版社,2015.12。