Investment in Argentina The upcoming visit of United States President Barack Obama to Argentina on March 23 and 24 has prompted across-the-board optimism among US companies in the country, which believe the trip will encourage more investment in  Argentina in the coming years — perhaps even leading to new firms arriving. But it won’t be such an easy road, they warn, with a long list of economic woes such as rising inflation and the lack of dollars and foreign funding. CEOs from the local branches of JP…