Themes discussed during the forum include: »The current success of Tunisia: planning opportunity», »National competence for a new and progressive investment» and »Responding to challenges through the creation of opportunities to increase the ecosystem of investments in Tunisia». Arab Investment Forum held in Istanbul. Plenary Session 1 June 21st, Recently, Tunisia has enforced new investment laws aiming to encourage foreign and local investments by facilitating investment flow and enhancing its security models. News from Mediterranean Italian Regions. The international forum dedicated to investment is organized each year by Fipa, the Tunisian agency for the promotion of foreign investments. The agribusiness sector remains the most powerful link in the Tunisian economy.