pp.TTR.multmacd         MACD estimation for multiple assets
pp.TTR.multsymbol       Read data from Yahoo for multiple assets
pp.cacheVar             Cache a set of variance matrices
pp.date.meanvarutil     Compute utilities of random portfolios over
                        times
pp.historyScenarios     Create scenarios from historical prices
pp.meanvarutil          Compute a Utility
pp.normalScenarios      Generate normally distributed scenarios
pp.priceScenarios       Set the initial prices for a scenario
pp.smallSelect          Careful selection of active assets
pputil.fourmoments      Utility function of the first four moments
pputil.meanvar          Mean-variance utility function
pputil.omega            Utility function for the Omega ratio
pputil.value            Utility function of portfolio value
scenario.optimizer      Scenario optimization of a portfolio
