By Giuseppe Fonte ROME (Reuters) -The Rome government will set conditions on a possible tie-up between Banco BPM and the Italian unit of France's Credit Agricole, Economy Minister Giancarlo Giorgetti said on Wednesday. Banco BPM is looking for a merger partner after escaping a takeover attempt by rival UniCredit, and CEO Giuseppe Castagna has listed Credit Agricole Italia and state-backed Monte dei Paschi di Siena (MPS) as the two main options. With MPS involved in implementing the takeover of Mediobanc ...