Italy's would-be coalition parties turned up the pressure on President Sergio Mattarella on Saturday to endorse their euroskeptic pick as economy minister, saying the only other option might be a new election. Mattarella has held up formation of a government, which would end more than 80 days of political deadlock, over concern about the desire of the far-right League and anti-establishment 5-Star Movement to make economist Paolo Savona, 81, economy minister. Savona has been a vocal critic of the euro and the European Union, but he has distinguished credentials, including in a former role as an industry minister. Formally, Prime Minister-designate Giuseppe Conte presents his cabinet to the president, who must endorse it. Conte, a little-known law professor with no political experience, met the president on Friday without resolving the deadlock. "I hope no one has already decided 'no,' " League leader Matteo…