Standard & Poor’s (S&P), one of the big three global ratings agency, on Monday followed the data, too, by downgrading its credit outlook from ‘stable,’ to ‘negative’ for United States sovereign debt – better known as US Treasury notes. The decision by S&P’s sovereign debt analyst, Nicola Swann – known cynically by some traders as the new ‘Black Swann’ – to downgrade US sovereign debt outlook roiled Global Markets, underscoring the growing view that America is a superpower in decline.