Prof. Douch's primary research interests include Macroeconomics, Monetary Policy Analysis, Financial Economics, Econometrics and Defence Economics and Security. Mohamed presented numerous papers at international conferences with a recent involvement in the Military Expenditure Expert Workshop at SIPRI in Stockholm, Sweden. He published numerous articles in the fields of Macroeconomics, financial economics and defense economics. Mohamed is also a guest editor and reviewer for number of international journals including recent contributions to the Defense and Peace Economics journal and the Economics of Peace and Security Journal both as an author and reviewer.