He has a wide range of teaching interests including courses on macroeconomic theory, regional economic integration, comparative economics, and development economics. His research interests include issues of industrialization, manpower development planning, reform in transition economies, and African economic development. His research program encompasses wide-ranging issues including structural convergence in manufacturing industries between leaders and latecomers, the role of diversified business groups in emerging economies, the challenges facing African industrialization, and Ethiopia's agrarian economy