International economics, Analyse des données, Macroeconomics, Microeconomics, Data Scientist, Marketing Management, PRM, CRM ,Econometrics. Quantitative and Qualitative analysis. Audit Marketing, Compliance anti laundering money Risk country,studies market, Asian crisis 1997. Relation between financial crisis and real economy. Économie Algérienne, China, India . Client relationship management (CRM), Marketing . Finance d entreprise