Brazil's currency, the Real, moved up to 1.7 per 1 US dollar, on the eve of the Presidential election in the first week of October 2010. Brazil's overnight interest rate of 10.75% attracts speculative foreign capital in the carry trade, where investors boorow cheaply in the US and Japan and invest it in Brazil. The central bank has kept these rates high to finance a current account deficit of $46 billion in 2010 -which is forecast to hit $60 billion in 2011- and to finance a high level of government spending. This spending is likely to continue with Ms Rousseff as the new President, as Rousseff plans to invest in infrastructure such as bullet trains and river dams, as well as the FIFA world cup and the Olympics. Government spending has increased by 18% so far in 2010. Exporters are affected by the artificially high value of the Brazilian real. Goldman Sachs economist, Alberto Ramos, says the real is overvalued by 55% compared to its fair value of 2.65 to 1 US dollar, based on a computer model that incorporates factors such as trade, inflation and productivity. Sao Paulo is already the most expensive city in the Americas, according to one survey....