Two prominent Iranian figures, one moderate conservative and another reformist, ridiculed hard-line President Mahmoud Ahmadinejad for his tough talk and poor handling of the economy, in remarks published Saturday. The biting criticism of Ahmadinejad from Iran’s former top nuclear negotiator Hasan Rowhani and former parliamentary speaker Mahdi Karroubi are a reflection of the growing discontent with a president who has isolated Iran internationally, brought on the threat of an Israeli or U.S. attack and weakened the economy.