bd2t                    Transform 'Date's into your business-date
                        scale.
bd_breaks               Date breaks corresponding to the first trading
                        day of standard periods
nyse                    Trading dates for the New York Stock Exchange
                        extracted from the close prices of the S&P 500.
scale_x_bd              Weekend- and holiday-ignoring position scale
                        for a ggplot.
yahoo                   Get past trading days using close prices of
                        supplied ticker
