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finance heat maps
mats pistol
·
Feb 4, 2008
·
r-sig-finance
Hi I am looking at using heat maps to display the variation in a portfolio weights as the efficient frontier is traversed. Has anyone tried using heat maps for this purpose, and are they the right type of graph to...
Yahoo data
mats pistol
·
Nov 17, 2008
·
r-sig-finance
Hi I have been using get_hist_quote(), to obtain historical data from Yahoo, and this workds well. I would like to access intraday data from 'today' but have had no success, get_hist_quote() has no time paramater. Is...
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