Yesterday’s referendum decision in Italy to reject changes to the Italian constitution, and the subsequent offer to resign on the part of Italian Prime Minister, Matteo Renzi, could spell trouble for the future of the euro, warn economic strategists. Profit & Loss reported yesterday that the euro was under pressure following the referendum decision, but on Monday it recovered. Despite this, Jason Leinwand, co-founder and CEO of FirstLine FX, thinks that the currency is overvalued given the potential political threats in Europe.