Chilean stocks fall after interest-rate increase By: MarketWatch May 13, 2011 at 14:49 PM EDT Chilean stocks struggled Friday after the country’s central bank issued a larger-than-expected increase in the benchmark interest rate. Read More >> Related Stocks: Banco Santander Chile ADR Cosan Ltd Pampa Energia S.A. ADR Petrobras - Petroleo Brasileiro S.A. Ypf Sociedad Anonima ADR