Prime Minister Syed Yusaf Raza Gilani on Thursday called on President Asif Ali Zardari and discussed matters relating to the proposed roundtable meeting of the political parties. In a meeting held at the Aiwan-e-Sadr on Thursday, the two leaders also discussed current situation and reviewed the state of economy in the country. The measures being taken at various levels for the revival and strengthening of the war and flood ravaged economy were also discussed. The President also hosted lunch for the Prime Minister.