The paper analysis the macro and micro ways of improving FDI contribution to Romania's sustainable development. Part.1 is devoted to FDI macroeconomic factors of influence regarding: theoretical and practical aspects of sectoral structure and technological level of FDI; regional and country of origin FDI distribution in the host country; reinvested and repatriated profits; FDI impact on trade balance. Part 2 is devoted to some measures at macrolevel deserving more attention in order to increase mutual and more equitable advantages of all stakeholders involved in FDI activity such as transfer pricing, financial and banking relation between affiliates and parent company, royalty payments and barter trade relations.