This week Wall Street has had a lot of its usual fare to digest: Retail sales, housing starts, petroleum inventories, mortgage applications, some minor earnings reports. Those data points are important enough to keep track of, but none is likely to move the market.

Investors with a pulse have no doubt heard about Brazil's potential by now. After all, given the multi-year run-up in Brazil's main exchange, the Bovespa, and the announcement that the 2016 Olympic Games will be held in Rio de Janiero, it's a little hard to ignore.